16554280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2539}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 37490400

約数和(自身を除く): 20936120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 2539, 3260, 5078, 6520, 10156, 12695, 20312, 25390, 50780, 101560, 413857, 827714, 1655428, 2069285, 3310856, 4138570, 8277140, 16554280]

約数ペア:

[(1, 16554280), (2, 8277140), (4, 4138570), (5, 3310856), (8, 2069285), (10, 1655428), (20, 827714), (40, 413857), (163, 101560), (326, 50780), (652, 25390), (815, 20312), (1304, 12695), (1630, 10156), (2539, 6520), (3260, 5078)]