24886940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 58413600

約数和(自身を除く): 33526660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 199, 260, 338, 370, 398, 481, 676, 740, 796, 845, 962, 995, 1690, 1924, 1990, 2405, 2587, 3380, 3980, 4810, 5174, 6253, 7363, 9620, 10348, 12506, 12935, 14726, 25012, 25870, 29452, 31265, 33631, 36815, 51740, 62530, 67262, 73630, 95719, 125060, 134524, 147260, 168155, 191438, 336310, 382876, 478595, 672620, 957190, 1244347, 1914380, 2488694, 4977388, 6221735, 12443470, 24886940]

約数ペア:

[(1, 24886940), (2, 12443470), (4, 6221735), (5, 4977388), (10, 2488694), (13, 1914380), (20, 1244347), (26, 957190), (37, 672620), (52, 478595), (65, 382876), (74, 336310), (130, 191438), (148, 168155), (169, 147260), (185, 134524), (199, 125060), (260, 95719), (338, 73630), (370, 67262), (398, 62530), (481, 51740), (676, 36815), (740, 33631), (796, 31265), (845, 29452), (962, 25870), (995, 25012), (1690, 14726), (1924, 12935), (1990, 12506), (2405, 10348), (2587, 9620), (3380, 7363), (3980, 6253), (4810, 5174)]