224440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 524160

約数和(自身を除く): 299720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 181, 248, 310, 362, 620, 724, 905, 1240, 1448, 1810, 3620, 5611, 7240, 11222, 22444, 28055, 44888, 56110, 112220, 224440]

約数ペア:

[(1, 224440), (2, 112220), (4, 56110), (5, 44888), (8, 28055), (10, 22444), (20, 11222), (31, 7240), (40, 5611), (62, 3620), (124, 1810), (155, 1448), (181, 1240), (248, 905), (310, 724), (362, 620)]