1720860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 5322240

約数和(自身を除く): 3601380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 43, 46, 58, 60, 69, 86, 87, 92, 115, 116, 129, 138, 145, 172, 174, 215, 230, 258, 276, 290, 345, 348, 430, 435, 460, 516, 580, 645, 667, 690, 860, 870, 989, 1247, 1290, 1334, 1380, 1740, 1978, 2001, 2494, 2580, 2668, 2967, 3335, 3741, 3956, 4002, 4945, 4988, 5934, 6235, 6670, 7482, 8004, 9890, 10005, 11868, 12470, 13340, 14835, 14964, 18705, 19780, 20010, 24940, 28681, 29670, 37410, 40020, 57362, 59340, 74820, 86043, 114724, 143405, 172086, 286810, 344172, 430215, 573620, 860430, 1720860]

約数ペア:

[(1, 1720860), (2, 860430), (3, 573620), (4, 430215), (5, 344172), (6, 286810), (10, 172086), (12, 143405), (15, 114724), (20, 86043), (23, 74820), (29, 59340), (30, 57362), (43, 40020), (46, 37410), (58, 29670), (60, 28681), (69, 24940), (86, 20010), (87, 19780), (92, 18705), (115, 14964), (116, 14835), (129, 13340), (138, 12470), (145, 11868), (172, 10005), (174, 9890), (215, 8004), (230, 7482), (258, 6670), (276, 6235), (290, 5934), (345, 4988), (348, 4945), (430, 4002), (435, 3956), (460, 3741), (516, 3335), (580, 2967), (645, 2668), (667, 2580), (690, 2494), (860, 2001), (870, 1978), (989, 1740), (1247, 1380), (1290, 1334)]