1627340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 4021920

約数和(自身を除く): 2394580

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 569, 572, 715, 1138, 1430, 2276, 2845, 2860, 5690, 6259, 7397, 11380, 12518, 14794, 25036, 29588, 31295, 36985, 62590, 73970, 81367, 125180, 147940, 162734, 325468, 406835, 813670, 1627340]

約数ペア:

[(1, 1627340), (2, 813670), (4, 406835), (5, 325468), (10, 162734), (11, 147940), (13, 125180), (20, 81367), (22, 73970), (26, 62590), (44, 36985), (52, 31295), (55, 29588), (65, 25036), (110, 14794), (130, 12518), (143, 11380), (220, 7397), (260, 6259), (286, 5690), (569, 2860), (572, 2845), (715, 2276), (1138, 1430)]