1465854640

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{613}}^1$

素因数の和:1118

約数の個数: 80

約数和(自身を含む): 3469974336

約数和(自身を除く): 2004119696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 421, 568, 613, 710, 842, 1136, 1226, 1420, 1684, 2105, 2452, 2840, 3065, 3368, 4210, 4904, 5680, 6130, 6736, 8420, 9808, 12260, 16840, 24520, 29891, 33680, 43523, 49040, 59782, 87046, 119564, 149455, 174092, 217615, 239128, 258073, 298910, 348184, 435230, 478256, 516146, 597820, 696368, 870460, 1032292, 1195640, 1290365, 1740920, 2064584, 2391280, 2580730, 3481840, 4129168, 5161460, 10322920, 18323183, 20645840, 36646366, 73292732, 91615915, 146585464, 183231830, 293170928, 366463660, 732927320, 1465854640]

約数ペア:

[(1, 1465854640), (2, 732927320), (4, 366463660), (5, 293170928), (8, 183231830), (10, 146585464), (16, 91615915), (20, 73292732), (40, 36646366), (71, 20645840), (80, 18323183), (142, 10322920), (284, 5161460), (355, 4129168), (421, 3481840), (568, 2580730), (613, 2391280), (710, 2064584), (842, 1740920), (1136, 1290365), (1226, 1195640), (1420, 1032292), (1684, 870460), (2105, 696368), (2452, 597820), (2840, 516146), (3065, 478256), (3368, 435230), (4210, 348184), (4904, 298910), (5680, 258073), (6130, 239128), (6736, 217615), (8420, 174092), (9808, 149455), (12260, 119564), (16840, 87046), (24520, 59782), (29891, 49040), (33680, 43523)]