4316240

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 10127328

約数和(自身を除く): 5811088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 331, 652, 662, 815, 1304, 1324, 1630, 1655, 2608, 2648, 3260, 3310, 5296, 6520, 6620, 13040, 13240, 26480, 53953, 107906, 215812, 269765, 431624, 539530, 863248, 1079060, 2158120, 4316240]

約数ペア:

[(1, 4316240), (2, 2158120), (4, 1079060), (5, 863248), (8, 539530), (10, 431624), (16, 269765), (20, 215812), (40, 107906), (80, 53953), (163, 26480), (326, 13240), (331, 13040), (652, 6620), (662, 6520), (815, 5296), (1304, 3310), (1324, 3260), (1630, 2648), (1655, 2608)]