601406920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{503}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 1378218240

約数和(自身を除く): 776811320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 421, 503, 568, 710, 842, 1006, 1420, 1684, 2012, 2105, 2515, 2840, 3368, 4024, 4210, 5030, 8420, 10060, 16840, 20120, 29891, 35713, 59782, 71426, 119564, 142852, 149455, 178565, 211763, 239128, 285704, 298910, 357130, 423526, 597820, 714260, 847052, 1058815, 1195640, 1428520, 1694104, 2117630, 4235260, 8470520, 15035173, 30070346, 60140692, 75175865, 120281384, 150351730, 300703460, 601406920]

約数ペア:

[(1, 601406920), (2, 300703460), (4, 150351730), (5, 120281384), (8, 75175865), (10, 60140692), (20, 30070346), (40, 15035173), (71, 8470520), (142, 4235260), (284, 2117630), (355, 1694104), (421, 1428520), (503, 1195640), (568, 1058815), (710, 847052), (842, 714260), (1006, 597820), (1420, 423526), (1684, 357130), (2012, 298910), (2105, 285704), (2515, 239128), (2840, 211763), (3368, 178565), (4024, 149455), (4210, 142852), (5030, 119564), (8420, 71426), (10060, 59782), (16840, 35713), (20120, 29891)]