39693940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13879}}^1$

素因数の和:13912

約数の個数: 48

約数和(自身を含む): 97937280

約数和(自身を除く): 58243340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 13879, 27758, 55516, 69395, 138790, 152669, 180427, 277580, 305338, 360854, 610676, 721708, 763345, 902135, 1526690, 1804270, 1984697, 3053380, 3608540, 3969394, 7938788, 9923485, 19846970, 39693940]

約数ペア:

[(1, 39693940), (2, 19846970), (4, 9923485), (5, 7938788), (10, 3969394), (11, 3608540), (13, 3053380), (20, 1984697), (22, 1804270), (26, 1526690), (44, 902135), (52, 763345), (55, 721708), (65, 610676), (110, 360854), (130, 305338), (143, 277580), (220, 180427), (260, 152669), (286, 138790), (572, 69395), (715, 55516), (1430, 27758), (2860, 13879)]