279778010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 539779680

約数和(自身を除く): 260001670

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 289, 578, 655, 739, 1310, 1445, 1478, 2227, 2890, 3695, 4454, 7390, 11135, 12563, 22270, 25126, 37859, 62815, 75718, 96809, 125630, 189295, 193618, 213571, 378590, 427142, 484045, 968090, 1067855, 1645753, 2135710, 3291506, 8228765, 16457530, 27977801, 55955602, 139889005, 279778010]

約数ペア:

[(1, 279778010), (2, 139889005), (5, 55955602), (10, 27977801), (17, 16457530), (34, 8228765), (85, 3291506), (131, 2135710), (170, 1645753), (262, 1067855), (289, 968090), (578, 484045), (655, 427142), (739, 378590), (1310, 213571), (1445, 193618), (1478, 189295), (2227, 125630), (2890, 96809), (3695, 75718), (4454, 62815), (7390, 37859), (11135, 25126), (12563, 22270)]