39451840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:186

約数の個数: 112

約数和(自身を含む): 100364544

約数和(自身を除く): 60912704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 97, 124, 155, 160, 164, 194, 205, 248, 310, 320, 328, 388, 410, 485, 496, 620, 656, 776, 820, 970, 992, 1240, 1271, 1312, 1552, 1640, 1940, 1984, 2480, 2542, 2624, 3007, 3104, 3280, 3880, 3977, 4960, 5084, 6014, 6208, 6355, 6560, 7760, 7954, 9920, 10168, 12028, 12710, 13120, 15035, 15520, 15908, 19885, 20336, 24056, 25420, 30070, 31040, 31816, 39770, 40672, 48112, 50840, 60140, 63632, 79540, 81344, 96224, 101680, 120280, 123287, 127264, 159080, 192448, 203360, 240560, 246574, 254528, 318160, 406720, 481120, 493148, 616435, 636320, 962240, 986296, 1232870, 1272640, 1972592, 2465740, 3945184, 4931480, 7890368, 9862960, 19725920, 39451840]

約数ペア:

[(1, 39451840), (2, 19725920), (4, 9862960), (5, 7890368), (8, 4931480), (10, 3945184), (16, 2465740), (20, 1972592), (31, 1272640), (32, 1232870), (40, 986296), (41, 962240), (62, 636320), (64, 616435), (80, 493148), (82, 481120), (97, 406720), (124, 318160), (155, 254528), (160, 246574), (164, 240560), (194, 203360), (205, 192448), (248, 159080), (310, 127264), (320, 123287), (328, 120280), (388, 101680), (410, 96224), (485, 81344), (496, 79540), (620, 63632), (656, 60140), (776, 50840), (820, 48112), (970, 40672), (992, 39770), (1240, 31816), (1271, 31040), (1312, 30070), (1552, 25420), (1640, 24056), (1940, 20336), (1984, 19885), (2480, 15908), (2542, 15520), (2624, 15035), (3007, 13120), (3104, 12710), (3280, 12028), (3880, 10168), (3977, 9920), (4960, 7954), (5084, 7760), (6014, 6560), (6208, 6355)]