20104756960

素因数分解:

$2^5\times 5^1\times {\mathrm{6551}}^1\times {\mathrm{19181}}^1$

素因数の和:25747

約数の個数: 48

約数和(自身を含む): 47507215392

約数和(自身を除く): 27402458432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 6551, 13102, 19181, 26204, 32755, 38362, 52408, 65510, 76724, 95905, 104816, 131020, 153448, 191810, 209632, 262040, 306896, 383620, 524080, 613792, 767240, 1048160, 1534480, 3068960, 125654731, 251309462, 502618924, 628273655, 1005237848, 1256547310, 2010475696, 2513094620, 4020951392, 5026189240, 10052378480, 20104756960]

約数ペア:

[(1, 20104756960), (2, 10052378480), (4, 5026189240), (5, 4020951392), (8, 2513094620), (10, 2010475696), (16, 1256547310), (20, 1005237848), (32, 628273655), (40, 502618924), (80, 251309462), (160, 125654731), (6551, 3068960), (13102, 1534480), (19181, 1048160), (26204, 767240), (32755, 613792), (38362, 524080), (52408, 383620), (65510, 306896), (76724, 262040), (95905, 209632), (104816, 191810), (131020, 153448)]