274078480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263537}}^1$

素因数の和:263563

約数の個数: 40

約数和(自身を含む): 686252952

約数和(自身を除く): 412174472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 263537, 527074, 1054148, 1317685, 2108296, 2635370, 3425981, 4216592, 5270740, 6851962, 10541480, 13703924, 17129905, 21082960, 27407848, 34259810, 54815696, 68519620, 137039240, 274078480]

約数ペア:

[(1, 274078480), (2, 137039240), (4, 68519620), (5, 54815696), (8, 34259810), (10, 27407848), (13, 21082960), (16, 17129905), (20, 13703924), (26, 10541480), (40, 6851962), (52, 5270740), (65, 4216592), (80, 3425981), (104, 2635370), (130, 2108296), (208, 1317685), (260, 1054148), (520, 527074), (1040, 263537)]