13838240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6653}}^1$

素因数の和:6681

約数の個数: 48

約数和(自身を含む): 35212968

約数和(自身を除く): 21374728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6653, 13306, 26612, 33265, 53224, 66530, 86489, 106448, 133060, 172978, 212896, 266120, 345956, 432445, 532240, 691912, 864890, 1064480, 1383824, 1729780, 2767648, 3459560, 6919120, 13838240]

約数ペア:

[(1, 13838240), (2, 6919120), (4, 3459560), (5, 2767648), (8, 1729780), (10, 1383824), (13, 1064480), (16, 864890), (20, 691912), (26, 532240), (32, 432445), (40, 345956), (52, 266120), (65, 212896), (80, 172978), (104, 133060), (130, 106448), (160, 86489), (208, 66530), (260, 53224), (416, 33265), (520, 26612), (1040, 13306), (2080, 6653)]