1265338160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{510217}}^1$

素因数の和:510261

約数の個数: 40

約数和(自身を含む): 3036817536

約数和(自身を除く): 1771479376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 510217, 1020434, 2040868, 2551085, 4081736, 5102170, 8163472, 10204340, 15816727, 20408680, 31633454, 40817360, 63266908, 79083635, 126533816, 158167270, 253067632, 316334540, 632669080, 1265338160]

約数ペア:

[(1, 1265338160), (2, 632669080), (4, 316334540), (5, 253067632), (8, 158167270), (10, 126533816), (16, 79083635), (20, 63266908), (31, 40817360), (40, 31633454), (62, 20408680), (80, 15816727), (124, 10204340), (155, 8163472), (248, 5102170), (310, 4081736), (496, 2551085), (620, 2040868), (1240, 1020434), (2480, 510217)]