1227565580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{8377}}^1$

素因数の和:8834

約数の個数: 48

約数和(自身を含む): 2736187776

約数和(自身を除く): 1508622196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 431, 862, 1724, 2155, 4310, 7327, 8377, 8620, 14654, 16754, 29308, 33508, 36635, 41885, 73270, 83770, 142409, 146540, 167540, 284818, 569636, 712045, 1424090, 2848180, 3610487, 7220974, 14441948, 18052435, 36104870, 61378279, 72209740, 122756558, 245513116, 306891395, 613782790, 1227565580]

約数ペア:

[(1, 1227565580), (2, 613782790), (4, 306891395), (5, 245513116), (10, 122756558), (17, 72209740), (20, 61378279), (34, 36104870), (68, 18052435), (85, 14441948), (170, 7220974), (340, 3610487), (431, 2848180), (862, 1424090), (1724, 712045), (2155, 569636), (4310, 284818), (7327, 167540), (8377, 146540), (8620, 142409), (14654, 83770), (16754, 73270), (29308, 41885), (33508, 36635)]