260506020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{140057}}^1$

素因数の和:140100

約数の個数: 48

約数和(自身を含む): 752951808

約数和(自身を除く): 492445788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 140057, 280114, 420171, 560228, 700285, 840342, 1400570, 1680684, 2100855, 2801140, 4201710, 4341767, 8403420, 8683534, 13025301, 17367068, 21708835, 26050602, 43417670, 52101204, 65126505, 86835340, 130253010, 260506020]

約数ペア:

[(1, 260506020), (2, 130253010), (3, 86835340), (4, 65126505), (5, 52101204), (6, 43417670), (10, 26050602), (12, 21708835), (15, 17367068), (20, 13025301), (30, 8683534), (31, 8403420), (60, 4341767), (62, 4201710), (93, 2801140), (124, 2100855), (155, 1680684), (186, 1400570), (310, 840342), (372, 700285), (465, 560228), (620, 420171), (930, 280114), (1860, 140057)]