2898500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 96

約数和(自身を含む): 7547904

約数和(自身を除く): 4649404

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 31, 34, 44, 50, 55, 62, 68, 85, 100, 110, 124, 125, 155, 170, 187, 220, 250, 275, 310, 340, 341, 374, 425, 500, 527, 550, 620, 682, 748, 775, 850, 935, 1054, 1100, 1364, 1375, 1550, 1700, 1705, 1870, 2108, 2125, 2635, 2750, 3100, 3410, 3740, 3875, 4250, 4675, 5270, 5500, 5797, 6820, 7750, 8500, 8525, 9350, 10540, 11594, 13175, 15500, 17050, 18700, 23188, 23375, 26350, 28985, 34100, 42625, 46750, 52700, 57970, 65875, 85250, 93500, 115940, 131750, 144925, 170500, 263500, 289850, 579700, 724625, 1449250, 2898500]

約数ペア:

[(1, 2898500), (2, 1449250), (4, 724625), (5, 579700), (10, 289850), (11, 263500), (17, 170500), (20, 144925), (22, 131750), (25, 115940), (31, 93500), (34, 85250), (44, 65875), (50, 57970), (55, 52700), (62, 46750), (68, 42625), (85, 34100), (100, 28985), (110, 26350), (124, 23375), (125, 23188), (155, 18700), (170, 17050), (187, 15500), (220, 13175), (250, 11594), (275, 10540), (310, 9350), (340, 8525), (341, 8500), (374, 7750), (425, 6820), (500, 5797), (527, 5500), (550, 5270), (620, 4675), (682, 4250), (748, 3875), (775, 3740), (850, 3410), (935, 3100), (1054, 2750), (1100, 2635), (1364, 2125), (1375, 2108), (1550, 1870), (1700, 1705)]