428217040

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{29573}}^1$

素因数の和:29767

約数の個数: 40

約数和(自身を含む): 1001139048

約数和(自身を除く): 572922008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 14480, 29573, 59146, 118292, 147865, 236584, 295730, 473168, 591460, 1182920, 2365840, 5352713, 10705426, 21410852, 26763565, 42821704, 53527130, 85643408, 107054260, 214108520, 428217040]

約数ペア:

[(1, 428217040), (2, 214108520), (4, 107054260), (5, 85643408), (8, 53527130), (10, 42821704), (16, 26763565), (20, 21410852), (40, 10705426), (80, 5352713), (181, 2365840), (362, 1182920), (724, 591460), (905, 473168), (1448, 295730), (1810, 236584), (2896, 147865), (3620, 118292), (7240, 59146), (14480, 29573)]