30526640

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2341}}^1$

素因数の和:2517

約数の個数: 40

約数和(自身を含む): 71440368

約数和(自身を除く): 40913728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2341, 2608, 3260, 4682, 6520, 9364, 11705, 13040, 18728, 23410, 37456, 46820, 93640, 187280, 381583, 763166, 1526332, 1907915, 3052664, 3815830, 6105328, 7631660, 15263320, 30526640]

約数ペア:

[(1, 30526640), (2, 15263320), (4, 7631660), (5, 6105328), (8, 3815830), (10, 3052664), (16, 1907915), (20, 1526332), (40, 763166), (80, 381583), (163, 187280), (326, 93640), (652, 46820), (815, 37456), (1304, 23410), (1630, 18728), (2341, 13040), (2608, 11705), (3260, 9364), (4682, 6520)]