203437940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{1483}}^1$

素因数の和:1549

約数の個数: 48

約数和(自身を含む): 451254720

約数和(自身を除く): 247816780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1483, 1805, 2966, 3610, 5932, 6859, 7220, 7415, 13718, 14830, 27436, 28177, 29660, 34295, 56354, 68590, 112708, 137180, 140885, 281770, 535363, 563540, 1070726, 2141452, 2676815, 5353630, 10171897, 10707260, 20343794, 40687588, 50859485, 101718970, 203437940]

約数ペア:

[(1, 203437940), (2, 101718970), (4, 50859485), (5, 40687588), (10, 20343794), (19, 10707260), (20, 10171897), (38, 5353630), (76, 2676815), (95, 2141452), (190, 1070726), (361, 563540), (380, 535363), (722, 281770), (1444, 140885), (1483, 137180), (1805, 112708), (2966, 68590), (3610, 56354), (5932, 34295), (6859, 29660), (7220, 28177), (7415, 27436), (13718, 14830)]