20622750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 53194752

約数和(自身を除く): 32572002

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 125, 150, 155, 186, 250, 310, 375, 465, 750, 775, 887, 930, 1550, 1774, 2325, 2661, 3875, 4435, 4650, 5322, 7750, 8870, 11625, 13305, 22175, 23250, 26610, 27497, 44350, 54994, 66525, 82491, 110875, 133050, 137485, 164982, 221750, 274970, 332625, 412455, 665250, 687425, 824910, 1374850, 2062275, 3437125, 4124550, 6874250, 10311375, 20622750]

約数ペア:

[(1, 20622750), (2, 10311375), (3, 6874250), (5, 4124550), (6, 3437125), (10, 2062275), (15, 1374850), (25, 824910), (30, 687425), (31, 665250), (50, 412455), (62, 332625), (75, 274970), (93, 221750), (125, 164982), (150, 137485), (155, 133050), (186, 110875), (250, 82491), (310, 66525), (375, 54994), (465, 44350), (750, 27497), (775, 26610), (887, 23250), (930, 22175), (1550, 13305), (1774, 11625), (2325, 8870), (2661, 7750), (3875, 5322), (4435, 4650)]