78136420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229813}}^1$

素因数の和:229839

約数の個数: 24

約数和(自身を含む): 173739384

約数和(自身を除く): 95602964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 229813, 459626, 919252, 1149065, 2298130, 3906821, 4596260, 7813642, 15627284, 19534105, 39068210, 78136420]

約数ペア:

[(1, 78136420), (2, 39068210), (4, 19534105), (5, 15627284), (10, 7813642), (17, 4596260), (20, 3906821), (34, 2298130), (68, 1149065), (85, 919252), (170, 459626), (340, 229813)]