20130259960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1753}}^1\times {\mathrm{7759}}^1$

素因数の和:9560

約数の個数: 64

約数和(自身を含む): 46549756800

約数和(自身を除く): 26419496840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1753, 3506, 7012, 7759, 8765, 14024, 15518, 17530, 31036, 35060, 38795, 62072, 64861, 70120, 77590, 129722, 155180, 259444, 287083, 310360, 324305, 518888, 574166, 648610, 1148332, 1297220, 1435415, 2296664, 2594440, 2870830, 5741660, 11483320, 13601527, 27203054, 54406108, 68007635, 108812216, 136015270, 272030540, 503256499, 544061080, 1006512998, 2013025996, 2516282495, 4026051992, 5032564990, 10065129980, 20130259960]

約数ペア:

[(1, 20130259960), (2, 10065129980), (4, 5032564990), (5, 4026051992), (8, 2516282495), (10, 2013025996), (20, 1006512998), (37, 544061080), (40, 503256499), (74, 272030540), (148, 136015270), (185, 108812216), (296, 68007635), (370, 54406108), (740, 27203054), (1480, 13601527), (1753, 11483320), (3506, 5741660), (7012, 2870830), (7759, 2594440), (8765, 2296664), (14024, 1435415), (15518, 1297220), (17530, 1148332), (31036, 648610), (35060, 574166), (38795, 518888), (62072, 324305), (64861, 310360), (70120, 287083), (77590, 259444), (129722, 155180)]