380402270

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{2879}}^1$

素因数の和:3140

約数の個数: 32

約数和(自身を含む): 698181120

約数和(自身を除く): 317778850

約数列:

[1, 2, 5, 10, 73, 146, 181, 362, 365, 730, 905, 1810, 2879, 5758, 13213, 14395, 26426, 28790, 66065, 132130, 210167, 420334, 521099, 1042198, 1050835, 2101670, 2605495, 5210990, 38040227, 76080454, 190201135, 380402270]

約数ペア:

[(1, 380402270), (2, 190201135), (5, 76080454), (10, 38040227), (73, 5210990), (146, 2605495), (181, 2101670), (362, 1050835), (365, 1042198), (730, 521099), (905, 420334), (1810, 210167), (2879, 132130), (5758, 66065), (13213, 28790), (14395, 26426)]