420768420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{7012807}}^1$

素因数の和:7012819

約数の個数: 24

約数和(自身を含む): 1178151744

約数和(自身を除く): 757383324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 7012807, 14025614, 21038421, 28051228, 35064035, 42076842, 70128070, 84153684, 105192105, 140256140, 210384210, 420768420]

約数ペア:

[(1, 420768420), (2, 210384210), (3, 140256140), (4, 105192105), (5, 84153684), (6, 70128070), (10, 42076842), (12, 35064035), (15, 28051228), (20, 21038421), (30, 14025614), (60, 7012807)]