4981036240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{2083}}^1$

素因数の和:2588

約数の個数: 80

約数和(自身を含む): 11777567616

約数和(自身を除く): 6796531376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 421, 568, 710, 842, 1136, 1420, 1684, 2083, 2105, 2840, 3368, 4166, 4210, 5680, 6736, 8332, 8420, 10415, 16664, 16840, 20830, 29891, 33328, 33680, 41660, 59782, 83320, 119564, 147893, 149455, 166640, 239128, 295786, 298910, 478256, 591572, 597820, 739465, 876943, 1183144, 1195640, 1478930, 1753886, 2366288, 2391280, 2957860, 3507772, 4384715, 5915720, 7015544, 8769430, 11831440, 14031088, 17538860, 35077720, 62262953, 70155440, 124525906, 249051812, 311314765, 498103624, 622629530, 996207248, 1245259060, 2490518120, 4981036240]

約数ペア:

[(1, 4981036240), (2, 2490518120), (4, 1245259060), (5, 996207248), (8, 622629530), (10, 498103624), (16, 311314765), (20, 249051812), (40, 124525906), (71, 70155440), (80, 62262953), (142, 35077720), (284, 17538860), (355, 14031088), (421, 11831440), (568, 8769430), (710, 7015544), (842, 5915720), (1136, 4384715), (1420, 3507772), (1684, 2957860), (2083, 2391280), (2105, 2366288), (2840, 1753886), (3368, 1478930), (4166, 1195640), (4210, 1183144), (5680, 876943), (6736, 739465), (8332, 597820), (8420, 591572), (10415, 478256), (16664, 298910), (16840, 295786), (20830, 239128), (29891, 166640), (33328, 149455), (33680, 147893), (41660, 119564), (59782, 83320)]