40004050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 38740910

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 94, 145, 235, 290, 470, 587, 725, 1174, 1175, 1363, 1450, 2350, 2726, 2935, 5870, 6815, 13630, 14675, 17023, 27589, 29350, 34046, 34075, 55178, 68150, 85115, 137945, 170230, 275890, 425575, 689725, 800081, 851150, 1379450, 1600162, 4000405, 8000810, 20002025, 40004050]

約数ペア:

[(1, 40004050), (2, 20002025), (5, 8000810), (10, 4000405), (25, 1600162), (29, 1379450), (47, 851150), (50, 800081), (58, 689725), (94, 425575), (145, 275890), (235, 170230), (290, 137945), (470, 85115), (587, 68150), (725, 55178), (1174, 34075), (1175, 34046), (1363, 29350), (1450, 27589), (2350, 17023), (2726, 14675), (2935, 13630), (5870, 6815)]