2040381500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{541}}^1$

素因数の和:976

約数の個数: 96

約数和(自身を含む): 4711237440

約数和(自身を除く): 2670855940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 397, 475, 500, 541, 794, 950, 1082, 1588, 1900, 1985, 2164, 2375, 2705, 3970, 4750, 5410, 7543, 7940, 9500, 9925, 10279, 10820, 13525, 15086, 19850, 20558, 27050, 30172, 37715, 39700, 41116, 49625, 51395, 54100, 67625, 75430, 99250, 102790, 135250, 150860, 188575, 198500, 205580, 214777, 256975, 270500, 377150, 429554, 513950, 754300, 859108, 942875, 1027900, 1073885, 1284875, 1885750, 2147770, 2569750, 3771500, 4080763, 4295540, 5139500, 5369425, 8161526, 10738850, 16323052, 20403815, 21477700, 26847125, 40807630, 53694250, 81615260, 102019075, 107388500, 204038150, 408076300, 510095375, 1020190750, 2040381500]

約数ペア:

[(1, 2040381500), (2, 1020190750), (4, 510095375), (5, 408076300), (10, 204038150), (19, 107388500), (20, 102019075), (25, 81615260), (38, 53694250), (50, 40807630), (76, 26847125), (95, 21477700), (100, 20403815), (125, 16323052), (190, 10738850), (250, 8161526), (380, 5369425), (397, 5139500), (475, 4295540), (500, 4080763), (541, 3771500), (794, 2569750), (950, 2147770), (1082, 1885750), (1588, 1284875), (1900, 1073885), (1985, 1027900), (2164, 942875), (2375, 859108), (2705, 754300), (3970, 513950), (4750, 429554), (5410, 377150), (7543, 270500), (7940, 256975), (9500, 214777), (9925, 205580), (10279, 198500), (10820, 188575), (13525, 150860), (15086, 135250), (19850, 102790), (20558, 99250), (27050, 75430), (30172, 67625), (37715, 54100), (39700, 51395), (41116, 49625)]