420496284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{10739}}^1$

素因数の和:11010

約数の個数: 48

約数和(自身を含む): 1060940160

約数和(自身を除く): 640443876

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 251, 502, 753, 1004, 1506, 3012, 3263, 6526, 9789, 10739, 13052, 19578, 21478, 32217, 39156, 42956, 64434, 128868, 139607, 279214, 418821, 558428, 837642, 1675284, 2695489, 5390978, 8086467, 10781956, 16172934, 32345868, 35041357, 70082714, 105124071, 140165428, 210248142, 420496284]

約数ペア:

[(1, 420496284), (2, 210248142), (3, 140165428), (4, 105124071), (6, 70082714), (12, 35041357), (13, 32345868), (26, 16172934), (39, 10781956), (52, 8086467), (78, 5390978), (156, 2695489), (251, 1675284), (502, 837642), (753, 558428), (1004, 418821), (1506, 279214), (3012, 139607), (3263, 128868), (6526, 64434), (9789, 42956), (10739, 39156), (13052, 32217), (19578, 21478)]