56309720

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4253}}^1$

素因数の和:4595

約数の個数: 32

約数和(自身を含む): 127109520

約数和(自身を除く): 70799800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 4253, 6620, 8506, 13240, 17012, 21265, 34024, 42530, 85060, 170120, 1407743, 2815486, 5630972, 7038715, 11261944, 14077430, 28154860, 56309720]

約数ペア:

[(1, 56309720), (2, 28154860), (4, 14077430), (5, 11261944), (8, 7038715), (10, 5630972), (20, 2815486), (40, 1407743), (331, 170120), (662, 85060), (1324, 42530), (1655, 34024), (2648, 21265), (3310, 17012), (4253, 13240), (6620, 8506)]