440752

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:197

約数の個数: 30

約数和(自身を含む): 930372

約数和(自身を除く): 489620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 169, 208, 326, 338, 652, 676, 1304, 1352, 2119, 2608, 2704, 4238, 8476, 16952, 27547, 33904, 55094, 110188, 220376, 440752]

約数ペア:

[(1, 440752), (2, 220376), (4, 110188), (8, 55094), (13, 33904), (16, 27547), (26, 16952), (52, 8476), (104, 4238), (163, 2704), (169, 2608), (208, 2119), (326, 1352), (338, 1304), (652, 676)]