3989180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 9196320

約数和(自身を除く): 5207140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 229, 260, 268, 335, 458, 670, 871, 916, 1145, 1340, 1742, 2290, 2977, 3484, 4355, 4580, 5954, 8710, 11908, 14885, 15343, 17420, 29770, 30686, 59540, 61372, 76715, 153430, 199459, 306860, 398918, 797836, 997295, 1994590, 3989180]

約数ペア:

[(1, 3989180), (2, 1994590), (4, 997295), (5, 797836), (10, 398918), (13, 306860), (20, 199459), (26, 153430), (52, 76715), (65, 61372), (67, 59540), (130, 30686), (134, 29770), (229, 17420), (260, 15343), (268, 14885), (335, 11908), (458, 8710), (670, 5954), (871, 4580), (916, 4355), (1145, 3484), (1340, 2977), (1742, 2290)]