2308127980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{209449}}^1$

素因数の和:209506

約数の個数: 48

約数和(自身を含む): 5278140000

約数和(自身を除く): 2970012020

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 209449, 418898, 837796, 1047245, 2094490, 3979531, 4188980, 6074021, 7959062, 12148042, 15918124, 19897655, 24296084, 30370105, 39795310, 60740210, 79590620, 115406399, 121480420, 230812798, 461625596, 577031995, 1154063990, 2308127980]

約数ペア:

[(1, 2308127980), (2, 1154063990), (4, 577031995), (5, 461625596), (10, 230812798), (19, 121480420), (20, 115406399), (29, 79590620), (38, 60740210), (58, 39795310), (76, 30370105), (95, 24296084), (116, 19897655), (145, 15918124), (190, 12148042), (290, 7959062), (380, 6074021), (551, 4188980), (580, 3979531), (1102, 2094490), (2204, 1047245), (2755, 837796), (5510, 418898), (11020, 209449)]