2020781640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{6793}}^1$

素因数の和:6911

約数の個数: 128

約数和(自身を含む): 6320050560

約数和(自身を除く): 4299268920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 67, 74, 111, 120, 134, 148, 185, 201, 222, 268, 296, 335, 370, 402, 444, 536, 555, 670, 740, 804, 888, 1005, 1110, 1340, 1480, 1608, 2010, 2220, 2479, 2680, 4020, 4440, 4958, 6793, 7437, 8040, 9916, 12395, 13586, 14874, 19832, 20379, 24790, 27172, 29748, 33965, 37185, 40758, 49580, 54344, 59496, 67930, 74370, 81516, 99160, 101895, 135860, 148740, 163032, 203790, 251341, 271720, 297480, 407580, 455131, 502682, 754023, 815160, 910262, 1005364, 1256705, 1365393, 1508046, 1820524, 2010728, 2275655, 2513410, 2730786, 3016092, 3641048, 3770115, 4551310, 5026820, 5461572, 6032184, 6826965, 7540230, 9102620, 10053640, 10923144, 13653930, 15080460, 16839847, 18205240, 27307860, 30160920, 33679694, 50519541, 54615720, 67359388, 84199235, 101039082, 134718776, 168398470, 202078164, 252597705, 336796940, 404156328, 505195410, 673593880, 1010390820, 2020781640]

約数ペア:

[(1, 2020781640), (2, 1010390820), (3, 673593880), (4, 505195410), (5, 404156328), (6, 336796940), (8, 252597705), (10, 202078164), (12, 168398470), (15, 134718776), (20, 101039082), (24, 84199235), (30, 67359388), (37, 54615720), (40, 50519541), (60, 33679694), (67, 30160920), (74, 27307860), (111, 18205240), (120, 16839847), (134, 15080460), (148, 13653930), (185, 10923144), (201, 10053640), (222, 9102620), (268, 7540230), (296, 6826965), (335, 6032184), (370, 5461572), (402, 5026820), (444, 4551310), (536, 3770115), (555, 3641048), (670, 3016092), (740, 2730786), (804, 2513410), (888, 2275655), (1005, 2010728), (1110, 1820524), (1340, 1508046), (1480, 1365393), (1608, 1256705), (2010, 1005364), (2220, 910262), (2479, 815160), (2680, 754023), (4020, 502682), (4440, 455131), (4958, 407580), (6793, 297480), (7437, 271720), (8040, 251341), (9916, 203790), (12395, 163032), (13586, 148740), (14874, 135860), (19832, 101895), (20379, 99160), (24790, 81516), (27172, 74370), (29748, 67930), (33965, 59496), (37185, 54344), (40758, 49580)]