816453460

素因数分解:

$2^2\times 5^1\times {\mathrm{7013}}^1\times {\mathrm{5821}}^1$

素因数の和:12843

約数の個数: 24

約数和(自身を含む): 1715091336

約数和(自身を除く): 898637876

約数列:

[1, 2, 4, 5, 10, 20, 5821, 7013, 11642, 14026, 23284, 28052, 29105, 35065, 58210, 70130, 116420, 140260, 40822673, 81645346, 163290692, 204113365, 408226730, 816453460]

約数ペア:

[(1, 816453460), (2, 408226730), (4, 204113365), (5, 163290692), (10, 81645346), (20, 40822673), (5821, 140260), (7013, 116420), (11642, 70130), (14026, 58210), (23284, 35065), (28052, 29105)]