42927880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20249}}^1$

素因数の和:20313

約数の個数: 32

約数和(自身を含む): 98415000

約数和(自身を除く): 55487120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 20249, 40498, 80996, 101245, 161992, 202490, 404980, 809960, 1073197, 2146394, 4292788, 5365985, 8585576, 10731970, 21463940, 42927880]

約数ペア:

[(1, 42927880), (2, 21463940), (4, 10731970), (5, 8585576), (8, 5365985), (10, 4292788), (20, 2146394), (40, 1073197), (53, 809960), (106, 404980), (212, 202490), (265, 161992), (424, 101245), (530, 80996), (1060, 40498), (2120, 20249)]