2013458500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{211943}}^1$

素因数の和:211981

約数の個数: 48

約数和(自身を含む): 4628856960

約数和(自身を除く): 2615398460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 9500, 211943, 423886, 847772, 1059715, 2119430, 4026917, 4238860, 5298575, 8053834, 10597150, 16107668, 20134585, 21194300, 26492875, 40269170, 52985750, 80538340, 100672925, 105971500, 201345850, 402691700, 503364625, 1006729250, 2013458500]

約数ペア:

[(1, 2013458500), (2, 1006729250), (4, 503364625), (5, 402691700), (10, 201345850), (19, 105971500), (20, 100672925), (25, 80538340), (38, 52985750), (50, 40269170), (76, 26492875), (95, 21194300), (100, 20134585), (125, 16107668), (190, 10597150), (250, 8053834), (380, 5298575), (475, 4238860), (500, 4026917), (950, 2119430), (1900, 1059715), (2375, 847772), (4750, 423886), (9500, 211943)]