2979210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7639}}^1$

素因数の和:7662

約数の個数: 32

約数和(自身を含む): 7701120

約数和(自身を除く): 4721910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 7639, 15278, 22917, 38195, 45834, 76390, 99307, 114585, 198614, 229170, 297921, 496535, 595842, 993070, 1489605, 2979210]

約数ペア:

[(1, 2979210), (2, 1489605), (3, 993070), (5, 595842), (6, 496535), (10, 297921), (13, 229170), (15, 198614), (26, 114585), (30, 99307), (39, 76390), (65, 45834), (78, 38195), (130, 22917), (195, 15278), (390, 7639)]