284719240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547537}}^1$

素因数の和:547561

約数の個数: 32

約数和(自身を含む): 689897880

約数和(自身を除く): 405178640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 547537, 1095074, 2190148, 2737685, 4380296, 5475370, 7117981, 10950740, 14235962, 21901480, 28471924, 35589905, 56943848, 71179810, 142359620, 284719240]

約数ペア:

[(1, 284719240), (2, 142359620), (4, 71179810), (5, 56943848), (8, 35589905), (10, 28471924), (13, 21901480), (20, 14235962), (26, 10950740), (40, 7117981), (52, 5475370), (65, 4380296), (104, 2737685), (130, 2190148), (260, 1095074), (520, 547537)]