47889080

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3617}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 108105840

約数和(自身を除く): 60216760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 3617, 6620, 7234, 13240, 14468, 18085, 28936, 36170, 72340, 144680, 1197227, 2394454, 4788908, 5986135, 9577816, 11972270, 23944540, 47889080]

約数ペア:

[(1, 47889080), (2, 23944540), (4, 11972270), (5, 9577816), (8, 5986135), (10, 4788908), (20, 2394454), (40, 1197227), (331, 144680), (662, 72340), (1324, 36170), (1655, 28936), (2648, 18085), (3310, 14468), (3617, 13240), (6620, 7234)]