12809030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2663}}^1$

素因数の和:2720

約数の個数: 32

約数和(自身を含む): 25510464

約数和(自身を除く): 12701434

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 2663, 4810, 5326, 13315, 26630, 34619, 69238, 98531, 173095, 197062, 346190, 492655, 985310, 1280903, 2561806, 6404515, 12809030]

約数ペア:

[(1, 12809030), (2, 6404515), (5, 2561806), (10, 1280903), (13, 985310), (26, 492655), (37, 346190), (65, 197062), (74, 173095), (130, 98531), (185, 69238), (370, 34619), (481, 26630), (962, 13315), (2405, 5326), (2663, 4810)]