7553780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1709}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 18098640

約数和(自身を除く): 10544860

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1709, 2210, 3418, 4420, 6836, 8545, 17090, 22217, 29053, 34180, 44434, 58106, 88868, 111085, 116212, 145265, 222170, 290530, 377689, 444340, 581060, 755378, 1510756, 1888445, 3776890, 7553780]

約数ペア:

[(1, 7553780), (2, 3776890), (4, 1888445), (5, 1510756), (10, 755378), (13, 581060), (17, 444340), (20, 377689), (26, 290530), (34, 222170), (52, 145265), (65, 116212), (68, 111085), (85, 88868), (130, 58106), (170, 44434), (221, 34180), (260, 29053), (340, 22217), (442, 17090), (884, 8545), (1105, 6836), (1709, 4420), (2210, 3418)]