869063920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{350429}}^1$

素因数の和:350473

約数の個数: 40

約数和(自身を含む): 2085759360

約数和(自身を除く): 1216695440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 350429, 700858, 1401716, 1752145, 2803432, 3504290, 5606864, 7008580, 10863299, 14017160, 21726598, 28034320, 43453196, 54316495, 86906392, 108632990, 173812784, 217265980, 434531960, 869063920]

約数ペア:

[(1, 869063920), (2, 434531960), (4, 217265980), (5, 173812784), (8, 108632990), (10, 86906392), (16, 54316495), (20, 43453196), (31, 28034320), (40, 21726598), (62, 14017160), (80, 10863299), (124, 7008580), (155, 5606864), (248, 3504290), (310, 2803432), (496, 1752145), (620, 1401716), (1240, 700858), (2480, 350429)]