8298420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10639}}^1$

素因数の和:10664

約数の個数: 48

約数和(自身を含む): 25025280

約数和(自身を除く): 16726860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10639, 21278, 31917, 42556, 53195, 63834, 106390, 127668, 138307, 159585, 212780, 276614, 319170, 414921, 553228, 638340, 691535, 829842, 1383070, 1659684, 2074605, 2766140, 4149210, 8298420]

約数ペア:

[(1, 8298420), (2, 4149210), (3, 2766140), (4, 2074605), (5, 1659684), (6, 1383070), (10, 829842), (12, 691535), (13, 638340), (15, 553228), (20, 414921), (26, 319170), (30, 276614), (39, 212780), (52, 159585), (60, 138307), (65, 127668), (78, 106390), (130, 63834), (156, 53195), (195, 42556), (260, 31917), (390, 21278), (780, 10639)]