20196095600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2657381}}^1$

素因数の和:2657418

約数の個数: 60

約数和(自身を含む): 51074882040

約数和(自身を除く): 30878786440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 2657381, 5314762, 10629524, 13286905, 21259048, 26573810, 42518096, 50490239, 53147620, 66434525, 100980478, 106295240, 132869050, 201960956, 212590480, 252451195, 265738100, 403921912, 504902390, 531476200, 807843824, 1009804780, 1062952400, 1262255975, 2019609560, 2524511950, 4039219120, 5049023900, 10098047800, 20196095600]

約数ペア:

[(1, 20196095600), (2, 10098047800), (4, 5049023900), (5, 4039219120), (8, 2524511950), (10, 2019609560), (16, 1262255975), (19, 1062952400), (20, 1009804780), (25, 807843824), (38, 531476200), (40, 504902390), (50, 403921912), (76, 265738100), (80, 252451195), (95, 212590480), (100, 201960956), (152, 132869050), (190, 106295240), (200, 100980478), (304, 66434525), (380, 53147620), (400, 50490239), (475, 42518096), (760, 26573810), (950, 21259048), (1520, 13286905), (1900, 10629524), (3800, 5314762), (7600, 2657381)]