4988140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{863}}^1$

素因数の和:906

約数の個数: 36

約数和(自身を含む): 11140416

約数和(自身を除く): 6152276

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 863, 1156, 1445, 1726, 2890, 3452, 4315, 5780, 8630, 14671, 17260, 29342, 58684, 73355, 146710, 249407, 293420, 498814, 997628, 1247035, 2494070, 4988140]

約数ペア:

[(1, 4988140), (2, 2494070), (4, 1247035), (5, 997628), (10, 498814), (17, 293420), (20, 249407), (34, 146710), (68, 73355), (85, 58684), (170, 29342), (289, 17260), (340, 14671), (578, 8630), (863, 5780), (1156, 4315), (1445, 3452), (1726, 2890)]