3908740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 9092160

約数和(自身を除く): 5183420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 163, 218, 220, 326, 436, 545, 652, 815, 1090, 1199, 1630, 1793, 2180, 2398, 3260, 3586, 4796, 5995, 7172, 8965, 11990, 17767, 17930, 23980, 35534, 35860, 71068, 88835, 177670, 195437, 355340, 390874, 781748, 977185, 1954370, 3908740]

約数ペア:

[(1, 3908740), (2, 1954370), (4, 977185), (5, 781748), (10, 390874), (11, 355340), (20, 195437), (22, 177670), (44, 88835), (55, 71068), (109, 35860), (110, 35534), (163, 23980), (218, 17930), (220, 17767), (326, 11990), (436, 8965), (545, 7172), (652, 5995), (815, 4796), (1090, 3586), (1199, 3260), (1630, 2398), (1793, 2180)]