1518860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 3843840

約数和(自身を除く): 2324980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 571, 665, 1142, 1330, 2284, 2660, 2855, 3997, 5710, 7994, 10849, 11420, 15988, 19985, 21698, 39970, 43396, 54245, 75943, 79940, 108490, 151886, 216980, 303772, 379715, 759430, 1518860]

約数ペア:

[(1, 1518860), (2, 759430), (4, 379715), (5, 303772), (7, 216980), (10, 151886), (14, 108490), (19, 79940), (20, 75943), (28, 54245), (35, 43396), (38, 39970), (70, 21698), (76, 19985), (95, 15988), (133, 11420), (140, 10849), (190, 7994), (266, 5710), (380, 3997), (532, 2855), (571, 2660), (665, 2284), (1142, 1330)]