1724840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2629720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 107, 124, 130, 155, 214, 248, 260, 310, 403, 428, 520, 535, 620, 806, 856, 1070, 1240, 1391, 1612, 2015, 2140, 2782, 3224, 3317, 4030, 4280, 5564, 6634, 6955, 8060, 11128, 13268, 13910, 16120, 16585, 26536, 27820, 33170, 43121, 55640, 66340, 86242, 132680, 172484, 215605, 344968, 431210, 862420, 1724840]

約数ペア:

[(1, 1724840), (2, 862420), (4, 431210), (5, 344968), (8, 215605), (10, 172484), (13, 132680), (20, 86242), (26, 66340), (31, 55640), (40, 43121), (52, 33170), (62, 27820), (65, 26536), (104, 16585), (107, 16120), (124, 13910), (130, 13268), (155, 11128), (214, 8060), (248, 6955), (260, 6634), (310, 5564), (403, 4280), (428, 4030), (520, 3317), (535, 3224), (620, 2782), (806, 2140), (856, 2015), (1070, 1612), (1240, 1391)]