1898082174920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1\times {\mathrm{971}}^1\times {\mathrm{2083}}^1$

素因数の和:3903

約数の個数: 128

約数和(自身を含む): 4430092176000

約数和(自身を除く): 2532010001080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 809, 971, 1160, 1618, 1942, 2083, 3236, 3884, 4045, 4166, 4855, 6472, 7768, 8090, 8332, 9710, 10415, 16180, 16664, 19420, 20830, 23461, 28159, 32360, 38840, 41660, 46922, 56318, 60407, 83320, 93844, 112636, 117305, 120814, 140795, 187688, 225272, 234610, 241628, 281590, 302035, 469220, 483256, 563180, 604070, 785539, 938440, 1126360, 1208140, 1571078, 1685147, 2022593, 2416280, 3142156, 3370294, 3927695, 4045186, 6284312, 6740588, 7855390, 8090372, 8425735, 10112965, 13481176, 15710780, 16180744, 16851470, 20225930, 22780631, 31421560, 33702940, 40451860, 45561262, 48869263, 58655197, 67405880, 80903720, 91122524, 97738526, 113903155, 117310394, 182245048, 195477052, 227806310, 234620788, 244346315, 293275985, 390954104, 455612620, 469241576, 488692630, 586551970, 911225240, 977385260, 1173103940, 1636277737, 1954770520, 2346207880, 3272555474, 6545110948, 8181388685, 13090221896, 16362777370, 32725554740, 47452054373, 65451109480, 94904108746, 189808217492, 237260271865, 379616434984, 474520543730, 949041087460, 1898082174920]

約数ペア:

[(1, 1898082174920), (2, 949041087460), (4, 474520543730), (5, 379616434984), (8, 237260271865), (10, 189808217492), (20, 94904108746), (29, 65451109480), (40, 47452054373), (58, 32725554740), (116, 16362777370), (145, 13090221896), (232, 8181388685), (290, 6545110948), (580, 3272555474), (809, 2346207880), (971, 1954770520), (1160, 1636277737), (1618, 1173103940), (1942, 977385260), (2083, 911225240), (3236, 586551970), (3884, 488692630), (4045, 469241576), (4166, 455612620), (4855, 390954104), (6472, 293275985), (7768, 244346315), (8090, 234620788), (8332, 227806310), (9710, 195477052), (10415, 182245048), (16180, 117310394), (16664, 113903155), (19420, 97738526), (20830, 91122524), (23461, 80903720), (28159, 67405880), (32360, 58655197), (38840, 48869263), (41660, 45561262), (46922, 40451860), (56318, 33702940), (60407, 31421560), (83320, 22780631), (93844, 20225930), (112636, 16851470), (117305, 16180744), (120814, 15710780), (140795, 13481176), (187688, 10112965), (225272, 8425735), (234610, 8090372), (241628, 7855390), (281590, 6740588), (302035, 6284312), (469220, 4045186), (483256, 3927695), (563180, 3370294), (604070, 3142156), (785539, 2416280), (938440, 2022593), (1126360, 1685147), (1208140, 1571078)]