1636704940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6295019}}^1$

素因数の和:6295041

約数の個数: 24

約数和(自身を含む): 3701471760

約数和(自身を除く): 2064766820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6295019, 12590038, 25180076, 31475095, 62950190, 81835247, 125900380, 163670494, 327340988, 409176235, 818352470, 1636704940]

約数ペア:

[(1, 1636704940), (2, 818352470), (4, 409176235), (5, 327340988), (10, 163670494), (13, 125900380), (20, 81835247), (26, 62950190), (52, 31475095), (65, 25180076), (130, 12590038), (260, 6295019)]