2015219960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{4217}}^1$

素因数の和:5160

約数の個数: 64

約数和(自身を含む): 4889505600

約数和(自身を除く): 2874285640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 919, 1838, 3676, 4217, 4595, 7352, 8434, 9190, 11947, 16868, 18380, 21085, 23894, 33736, 36760, 42170, 47788, 54821, 59735, 84340, 95576, 109642, 119470, 168680, 219284, 238940, 274105, 438568, 477880, 548210, 1096420, 2192840, 3875423, 7750846, 15501692, 19377115, 31003384, 38754230, 50380499, 77508460, 100760998, 155016920, 201521996, 251902495, 403043992, 503804990, 1007609980, 2015219960]

約数ペア:

[(1, 2015219960), (2, 1007609980), (4, 503804990), (5, 403043992), (8, 251902495), (10, 201521996), (13, 155016920), (20, 100760998), (26, 77508460), (40, 50380499), (52, 38754230), (65, 31003384), (104, 19377115), (130, 15501692), (260, 7750846), (520, 3875423), (919, 2192840), (1838, 1096420), (3676, 548210), (4217, 477880), (4595, 438568), (7352, 274105), (8434, 238940), (9190, 219284), (11947, 168680), (16868, 119470), (18380, 109642), (21085, 95576), (23894, 84340), (33736, 59735), (36760, 54821), (42170, 47788)]