2421700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 36

約数和(自身を含む): 5354692

約数和(自身を除く): 2932992

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 397, 610, 794, 1220, 1525, 1588, 1985, 3050, 3970, 6100, 7940, 9925, 19850, 24217, 39700, 48434, 96868, 121085, 242170, 484340, 605425, 1210850, 2421700]

約数ペア:

[(1, 2421700), (2, 1210850), (4, 605425), (5, 484340), (10, 242170), (20, 121085), (25, 96868), (50, 48434), (61, 39700), (100, 24217), (122, 19850), (244, 9925), (305, 7940), (397, 6100), (610, 3970), (794, 3050), (1220, 1985), (1525, 1588)]