20041781736

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{997}}^1$

素因数の和:1375

約数の個数: 128

約数和(自身を含む): 52150210560

約数和(自身を除く): 32108428824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 71, 94, 141, 142, 188, 213, 251, 282, 284, 376, 426, 502, 564, 568, 753, 852, 997, 1004, 1128, 1506, 1704, 1994, 2008, 2991, 3012, 3337, 3988, 5982, 6024, 6674, 7976, 10011, 11797, 11964, 13348, 17821, 20022, 23594, 23928, 26696, 35391, 35642, 40044, 46859, 47188, 53463, 70782, 70787, 71284, 80088, 93718, 94376, 106926, 140577, 141564, 141574, 142568, 187436, 212361, 213852, 250247, 281154, 283128, 283148, 374872, 424722, 427704, 500494, 562308, 566296, 750741, 837587, 849444, 1000988, 1124616, 1501482, 1675174, 1698888, 2001976, 2512761, 3002964, 3326989, 3350348, 5025522, 6005928, 6653978, 6700696, 9980967, 10051044, 11761609, 13307956, 17767537, 19961934, 20102088, 23523218, 26615912, 35284827, 35535074, 39923868, 47046436, 53302611, 70569654, 71070148, 79847736, 94092872, 106605222, 141139308, 142140296, 213210444, 282278616, 426420888, 835074239, 1670148478, 2505222717, 3340296956, 5010445434, 6680593912, 10020890868, 20041781736]

約数ペア:

[(1, 20041781736), (2, 10020890868), (3, 6680593912), (4, 5010445434), (6, 3340296956), (8, 2505222717), (12, 1670148478), (24, 835074239), (47, 426420888), (71, 282278616), (94, 213210444), (141, 142140296), (142, 141139308), (188, 106605222), (213, 94092872), (251, 79847736), (282, 71070148), (284, 70569654), (376, 53302611), (426, 47046436), (502, 39923868), (564, 35535074), (568, 35284827), (753, 26615912), (852, 23523218), (997, 20102088), (1004, 19961934), (1128, 17767537), (1506, 13307956), (1704, 11761609), (1994, 10051044), (2008, 9980967), (2991, 6700696), (3012, 6653978), (3337, 6005928), (3988, 5025522), (5982, 3350348), (6024, 3326989), (6674, 3002964), (7976, 2512761), (10011, 2001976), (11797, 1698888), (11964, 1675174), (13348, 1501482), (17821, 1124616), (20022, 1000988), (23594, 849444), (23928, 837587), (26696, 750741), (35391, 566296), (35642, 562308), (40044, 500494), (46859, 427704), (47188, 424722), (53463, 374872), (70782, 283148), (70787, 283128), (71284, 281154), (80088, 250247), (93718, 213852), (94376, 212361), (106926, 187436), (140577, 142568), (141564, 141574)]