42606320

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1609}}^1$

素因数の和:1953

約数の個数: 40

約数和(自身を含む): 99420720

約数和(自身を除く): 56814400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1609, 1655, 2648, 3218, 3310, 5296, 6436, 6620, 8045, 12872, 13240, 16090, 25744, 26480, 32180, 64360, 128720, 532579, 1065158, 2130316, 2662895, 4260632, 5325790, 8521264, 10651580, 21303160, 42606320]

約数ペア:

[(1, 42606320), (2, 21303160), (4, 10651580), (5, 8521264), (8, 5325790), (10, 4260632), (16, 2662895), (20, 2130316), (40, 1065158), (80, 532579), (331, 128720), (662, 64360), (1324, 32180), (1609, 26480), (1655, 25744), (2648, 16090), (3218, 13240), (3310, 12872), (5296, 8045), (6436, 6620)]