858543860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{148537}}^1$

素因数の和:148580

約数の個数: 36

約数和(自身を含む): 1915248972

約数和(自身を除く): 1056705112

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 148537, 297074, 594148, 742685, 1485370, 2525129, 2970740, 5050258, 10100516, 12625645, 25251290, 42927193, 50502580, 85854386, 171708772, 214635965, 429271930, 858543860]

約数ペア:

[(1, 858543860), (2, 429271930), (4, 214635965), (5, 171708772), (10, 85854386), (17, 50502580), (20, 42927193), (34, 25251290), (68, 12625645), (85, 10100516), (170, 5050258), (289, 2970740), (340, 2525129), (578, 1485370), (1156, 742685), (1445, 594148), (2890, 297074), (5780, 148537)]