39863820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2647}}^1$

素因数の和:2910

約数の個数: 48

約数和(自身を含む): 112105728

約数和(自身を除く): 72241908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 2647, 3012, 3765, 5020, 5294, 7530, 7941, 10588, 13235, 15060, 15882, 26470, 31764, 39705, 52940, 79410, 158820, 664397, 1328794, 1993191, 2657588, 3321985, 3986382, 6643970, 7972764, 9965955, 13287940, 19931910, 39863820]

約数ペア:

[(1, 39863820), (2, 19931910), (3, 13287940), (4, 9965955), (5, 7972764), (6, 6643970), (10, 3986382), (12, 3321985), (15, 2657588), (20, 1993191), (30, 1328794), (60, 664397), (251, 158820), (502, 79410), (753, 52940), (1004, 39705), (1255, 31764), (1506, 26470), (2510, 15882), (2647, 15060), (3012, 13235), (3765, 10588), (5020, 7941), (5294, 7530)]