283438280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{416821}}^1$

素因数の和:416849

約数の個数: 32

約数和(自身を含む): 675251640

約数和(自身を除く): 391813360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 416821, 833642, 1667284, 2084105, 3334568, 4168210, 7085957, 8336420, 14171914, 16672840, 28343828, 35429785, 56687656, 70859570, 141719140, 283438280]

約数ペア:

[(1, 283438280), (2, 141719140), (4, 70859570), (5, 56687656), (8, 35429785), (10, 28343828), (17, 16672840), (20, 14171914), (34, 8336420), (40, 7085957), (68, 4168210), (85, 3334568), (136, 2084105), (170, 1667284), (340, 833642), (680, 416821)]