37940780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 81932256

約数和(自身を除く): 43991476

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 137, 227, 244, 274, 305, 454, 548, 610, 685, 908, 1135, 1220, 1370, 2270, 2740, 4540, 8357, 13847, 16714, 27694, 31099, 33428, 41785, 55388, 62198, 69235, 83570, 124396, 138470, 155495, 167140, 276940, 310990, 621980, 1897039, 3794078, 7588156, 9485195, 18970390, 37940780]

約数ペア:

[(1, 37940780), (2, 18970390), (4, 9485195), (5, 7588156), (10, 3794078), (20, 1897039), (61, 621980), (122, 310990), (137, 276940), (227, 167140), (244, 155495), (274, 138470), (305, 124396), (454, 83570), (548, 69235), (610, 62198), (685, 55388), (908, 41785), (1135, 33428), (1220, 31099), (1370, 27694), (2270, 16714), (2740, 13847), (4540, 8357)]