40425554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 67495680

約数和(自身を除く): 27070126

約数列:

[1, 2, 13, 26, 61, 71, 122, 142, 359, 718, 793, 923, 1586, 1846, 4331, 4667, 8662, 9334, 21899, 25489, 43798, 50978, 56303, 112606, 284687, 331357, 569374, 662714, 1554829, 3109658, 20212777, 40425554]

約数ペア:

[(1, 40425554), (2, 20212777), (13, 3109658), (26, 1554829), (61, 662714), (71, 569374), (122, 331357), (142, 284687), (359, 112606), (718, 56303), (793, 50978), (923, 43798), (1586, 25489), (1846, 21899), (4331, 9334), (4667, 8662)]