20336550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10429}}^1$

素因数の和:10457

約数の個数: 48

約数和(自身を含む): 54319440

約数和(自身を除く): 33982890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10429, 20858, 31287, 52145, 62574, 104290, 135577, 156435, 260725, 271154, 312870, 406731, 521450, 677885, 782175, 813462, 1355770, 1564350, 2033655, 3389425, 4067310, 6778850, 10168275, 20336550]

約数ペア:

[(1, 20336550), (2, 10168275), (3, 6778850), (5, 4067310), (6, 3389425), (10, 2033655), (13, 1564350), (15, 1355770), (25, 813462), (26, 782175), (30, 677885), (39, 521450), (50, 406731), (65, 312870), (75, 271154), (78, 260725), (130, 156435), (150, 135577), (195, 104290), (325, 62574), (390, 52145), (650, 31287), (975, 20858), (1950, 10429)]