489377450

素因数分解:

$2^1\times 5^2\times {\mathrm{997}}^1\times {\mathrm{9817}}^1$

素因数の和:10826

約数の個数: 24

約数和(自身を含む): 911247852

約数和(自身を除く): 421870402

約数列:

[1, 2, 5, 10, 25, 50, 997, 1994, 4985, 9817, 9970, 19634, 24925, 49085, 49850, 98170, 245425, 490850, 9787549, 19575098, 48937745, 97875490, 244688725, 489377450]

約数ペア:

[(1, 489377450), (2, 244688725), (5, 97875490), (10, 48937745), (25, 19575098), (50, 9787549), (997, 490850), (1994, 245425), (4985, 98170), (9817, 49850), (9970, 49085), (19634, 24925)]