42574220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 96761280

約数和(自身を除く): 54187060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 373, 439, 746, 878, 1492, 1756, 1865, 2195, 3730, 4390, 4849, 5707, 7460, 8780, 9698, 11414, 19396, 22828, 24245, 28535, 48490, 57070, 96980, 114140, 163747, 327494, 654988, 818735, 1637470, 2128711, 3274940, 4257422, 8514844, 10643555, 21287110, 42574220]

約数ペア:

[(1, 42574220), (2, 21287110), (4, 10643555), (5, 8514844), (10, 4257422), (13, 3274940), (20, 2128711), (26, 1637470), (52, 818735), (65, 654988), (130, 327494), (260, 163747), (373, 114140), (439, 96980), (746, 57070), (878, 48490), (1492, 28535), (1756, 24245), (1865, 22828), (2195, 19396), (3730, 11414), (4390, 9698), (4849, 8780), (5707, 7460)]