2020165810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{1723}}^1$

素因数の和:2083

約数の個数: 64

約数和(自身を含む): 4066433280

約数和(自身を除く): 2046267470

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 311, 377, 622, 754, 1555, 1723, 1885, 3110, 3446, 3770, 4043, 8086, 8615, 9019, 17230, 18038, 20215, 22399, 40430, 44798, 45095, 49967, 90190, 99934, 111995, 117247, 223990, 234494, 249835, 499670, 535853, 586235, 649571, 1071706, 1172470, 1299142, 2679265, 3247855, 5358530, 6495710, 6966089, 13932178, 15539737, 31079474, 34830445, 69660890, 77698685, 155397370, 202016581, 404033162, 1010082905, 2020165810]

約数ペア:

[(1, 2020165810), (2, 1010082905), (5, 404033162), (10, 202016581), (13, 155397370), (26, 77698685), (29, 69660890), (58, 34830445), (65, 31079474), (130, 15539737), (145, 13932178), (290, 6966089), (311, 6495710), (377, 5358530), (622, 3247855), (754, 2679265), (1555, 1299142), (1723, 1172470), (1885, 1071706), (3110, 649571), (3446, 586235), (3770, 535853), (4043, 499670), (8086, 249835), (8615, 234494), (9019, 223990), (17230, 117247), (18038, 111995), (20215, 99934), (22399, 90190), (40430, 49967), (44798, 45095)]