201473480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{387449}}^1$

素因数の和:387473

約数の個数: 32

約数和(自身を含む): 488187000

約数和(自身を除く): 286713520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 387449, 774898, 1549796, 1937245, 3099592, 3874490, 5036837, 7748980, 10073674, 15497960, 20147348, 25184185, 40294696, 50368370, 100736740, 201473480]

約数ペア:

[(1, 201473480), (2, 100736740), (4, 50368370), (5, 40294696), (8, 25184185), (10, 20147348), (13, 15497960), (20, 10073674), (26, 7748980), (40, 5036837), (52, 3874490), (65, 3099592), (104, 1937245), (130, 1549796), (260, 774898), (520, 387449)]