196949620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2753}}^1$

素因数の和:2849

約数の個数: 72

約数和(自身を含む): 487887624

約数和(自身を除く): 290938004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2555, 2753, 3577, 5110, 5506, 7154, 10220, 11012, 13765, 14308, 17885, 19271, 27530, 35770, 38542, 55060, 71540, 77084, 96355, 134897, 192710, 200969, 269794, 385420, 401938, 539588, 674485, 803876, 1004845, 1348970, 1406783, 2009690, 2697940, 2813566, 4019380, 5627132, 7033915, 9847481, 14067830, 19694962, 28135660, 39389924, 49237405, 98474810, 196949620]

約数ペア:

[(1, 196949620), (2, 98474810), (4, 49237405), (5, 39389924), (7, 28135660), (10, 19694962), (14, 14067830), (20, 9847481), (28, 7033915), (35, 5627132), (49, 4019380), (70, 2813566), (73, 2697940), (98, 2009690), (140, 1406783), (146, 1348970), (196, 1004845), (245, 803876), (292, 674485), (365, 539588), (490, 401938), (511, 385420), (730, 269794), (980, 200969), (1022, 192710), (1460, 134897), (2044, 96355), (2555, 77084), (2753, 71540), (3577, 55060), (5110, 38542), (5506, 35770), (7154, 27530), (10220, 19271), (11012, 17885), (13765, 14308)]