39731770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9910

約数の個数: 32

約数和(自身を含む): 79511040

約数和(自身を除く): 39779270

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 9859, 19718, 49295, 98590, 128167, 256334, 305629, 611258, 640835, 1281670, 1528145, 3056290, 3973177, 7946354, 19865885, 39731770]

約数ペア:

[(1, 39731770), (2, 19865885), (5, 7946354), (10, 3973177), (13, 3056290), (26, 1528145), (31, 1281670), (62, 640835), (65, 611258), (130, 305629), (155, 256334), (310, 128167), (403, 98590), (806, 49295), (2015, 19718), (4030, 9859)]