315422210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1999}}^1$

素因数の和:2546

約数の個数: 32

約数和(自身を含む): 587520000

約数和(自身を除く): 272097790

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 509, 1018, 1999, 2545, 3998, 5090, 9995, 15779, 19990, 31558, 61969, 78895, 123938, 157790, 309845, 619690, 1017491, 2034982, 5087455, 10174910, 31542221, 63084442, 157711105, 315422210]

約数ペア:

[(1, 315422210), (2, 157711105), (5, 63084442), (10, 31542221), (31, 10174910), (62, 5087455), (155, 2034982), (310, 1017491), (509, 619690), (1018, 309845), (1999, 157790), (2545, 123938), (3998, 78895), (5090, 61969), (9995, 31558), (15779, 19990)]