291210680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{428251}}^1$

素因数の和:428279

約数の個数: 32

約数和(自身を含む): 693768240

約数和(自身を除く): 402557560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 428251, 856502, 1713004, 2141255, 3426008, 4282510, 7280267, 8565020, 14560534, 17130040, 29121068, 36401335, 58242136, 72802670, 145605340, 291210680]

約数ペア:

[(1, 291210680), (2, 145605340), (4, 72802670), (5, 58242136), (8, 36401335), (10, 29121068), (17, 17130040), (20, 14560534), (34, 8565020), (40, 7280267), (68, 4282510), (85, 3426008), (136, 2141255), (170, 1713004), (340, 856502), (680, 428251)]