17990340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 54405120

約数和(自身を除く): 36414780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 367, 380, 430, 516, 570, 645, 734, 817, 860, 1101, 1140, 1290, 1468, 1634, 1835, 2202, 2451, 2580, 3268, 3670, 4085, 4404, 4902, 5505, 6973, 7340, 8170, 9804, 11010, 12255, 13946, 15781, 16340, 20919, 22020, 24510, 27892, 31562, 34865, 41838, 47343, 49020, 63124, 69730, 78905, 83676, 94686, 104595, 139460, 157810, 189372, 209190, 236715, 299839, 315620, 418380, 473430, 599678, 899517, 946860, 1199356, 1499195, 1799034, 2998390, 3598068, 4497585, 5996780, 8995170, 17990340]

約数ペア:

[(1, 17990340), (2, 8995170), (3, 5996780), (4, 4497585), (5, 3598068), (6, 2998390), (10, 1799034), (12, 1499195), (15, 1199356), (19, 946860), (20, 899517), (30, 599678), (38, 473430), (43, 418380), (57, 315620), (60, 299839), (76, 236715), (86, 209190), (95, 189372), (114, 157810), (129, 139460), (172, 104595), (190, 94686), (215, 83676), (228, 78905), (258, 69730), (285, 63124), (367, 49020), (380, 47343), (430, 41838), (516, 34865), (570, 31562), (645, 27892), (734, 24510), (817, 22020), (860, 20919), (1101, 16340), (1140, 15781), (1290, 13946), (1468, 12255), (1634, 11010), (1835, 9804), (2202, 8170), (2451, 7340), (2580, 6973), (3268, 5505), (3670, 4902), (4085, 4404)]