20147580040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1231}}^1\times {\mathrm{58453}}^1$

素因数の和:59702

約数の個数: 64

約数和(自身を含む): 51851036160

約数和(自身を除く): 31703456120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1231, 2462, 4924, 6155, 8617, 9848, 12310, 17234, 24620, 34468, 43085, 49240, 58453, 68936, 86170, 116906, 172340, 233812, 292265, 344680, 409171, 467624, 584530, 818342, 1169060, 1636684, 2045855, 2338120, 3273368, 4091710, 8183420, 16366840, 71955643, 143911286, 287822572, 359778215, 503689501, 575645144, 719556430, 1007379002, 1439112860, 2014758004, 2518447505, 2878225720, 4029516008, 5036895010, 10073790020, 20147580040]

約数ペア:

[(1, 20147580040), (2, 10073790020), (4, 5036895010), (5, 4029516008), (7, 2878225720), (8, 2518447505), (10, 2014758004), (14, 1439112860), (20, 1007379002), (28, 719556430), (35, 575645144), (40, 503689501), (56, 359778215), (70, 287822572), (140, 143911286), (280, 71955643), (1231, 16366840), (2462, 8183420), (4924, 4091710), (6155, 3273368), (8617, 2338120), (9848, 2045855), (12310, 1636684), (17234, 1169060), (24620, 818342), (34468, 584530), (43085, 467624), (49240, 409171), (58453, 344680), (68936, 292265), (86170, 233812), (116906, 172340)]