1142940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 3282048

約数和(自身を除く): 2139108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 443, 516, 645, 860, 886, 1290, 1329, 1772, 2215, 2580, 2658, 4430, 5316, 6645, 8860, 13290, 19049, 26580, 38098, 57147, 76196, 95245, 114294, 190490, 228588, 285735, 380980, 571470, 1142940]

約数ペア:

[(1, 1142940), (2, 571470), (3, 380980), (4, 285735), (5, 228588), (6, 190490), (10, 114294), (12, 95245), (15, 76196), (20, 57147), (30, 38098), (43, 26580), (60, 19049), (86, 13290), (129, 8860), (172, 6645), (215, 5316), (258, 4430), (430, 2658), (443, 2580), (516, 2215), (645, 1772), (860, 1329), (886, 1290)]