25742460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1049}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 72324000

約数和(自身を除く): 46581540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1049, 1227, 1636, 2045, 2098, 2454, 3147, 4090, 4196, 4908, 5245, 6135, 6294, 8180, 10490, 12270, 12588, 15735, 20980, 24540, 31470, 62940, 429041, 858082, 1287123, 1716164, 2145205, 2574246, 4290410, 5148492, 6435615, 8580820, 12871230, 25742460]

約数ペア:

[(1, 25742460), (2, 12871230), (3, 8580820), (4, 6435615), (5, 5148492), (6, 4290410), (10, 2574246), (12, 2145205), (15, 1716164), (20, 1287123), (30, 858082), (60, 429041), (409, 62940), (818, 31470), (1049, 24540), (1227, 20980), (1636, 15735), (2045, 12588), (2098, 12270), (2454, 10490), (3147, 8180), (4090, 6294), (4196, 6135), (4908, 5245)]