23942620

素因数分解:

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

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 54952128

約数和(自身を除く): 31009508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1297, 1420, 1846, 2594, 3692, 4615, 5188, 6485, 9230, 12970, 16861, 18460, 25940, 33722, 67444, 84305, 92087, 168610, 184174, 337220, 368348, 460435, 920870, 1197131, 1841740, 2394262, 4788524, 5985655, 11971310, 23942620]

約数ペア:

[(1, 23942620), (2, 11971310), (4, 5985655), (5, 4788524), (10, 2394262), (13, 1841740), (20, 1197131), (26, 920870), (52, 460435), (65, 368348), (71, 337220), (130, 184174), (142, 168610), (260, 92087), (284, 84305), (355, 67444), (710, 33722), (923, 25940), (1297, 18460), (1420, 16861), (1846, 12970), (2594, 9230), (3692, 6485), (4615, 5188)]