47885240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 117754560

約数和(自身を除く): 69869320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1297, 1420, 1846, 2594, 2840, 3692, 4615, 5188, 6485, 7384, 9230, 10376, 12970, 16861, 18460, 25940, 33722, 36920, 51880, 67444, 84305, 92087, 134888, 168610, 184174, 337220, 368348, 460435, 674440, 736696, 920870, 1197131, 1841740, 2394262, 3683480, 4788524, 5985655, 9577048, 11971310, 23942620, 47885240]

約数ペア:

[(1, 47885240), (2, 23942620), (4, 11971310), (5, 9577048), (8, 5985655), (10, 4788524), (13, 3683480), (20, 2394262), (26, 1841740), (40, 1197131), (52, 920870), (65, 736696), (71, 674440), (104, 460435), (130, 368348), (142, 337220), (260, 184174), (284, 168610), (355, 134888), (520, 92087), (568, 84305), (710, 67444), (923, 51880), (1297, 36920), (1420, 33722), (1846, 25940), (2594, 18460), (2840, 16861), (3692, 12970), (4615, 10376), (5188, 9230), (6485, 7384)]