17955180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4337}}^1$

素因数の和:4375

約数の個数: 72

約数和(自身を含む): 56845152

約数和(自身を除く): 38889972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4337, 8674, 13011, 17348, 21685, 26022, 39033, 43370, 52044, 65055, 78066, 86740, 99751, 130110, 156132, 195165, 199502, 260220, 299253, 390330, 399004, 498755, 598506, 780660, 897759, 997510, 1197012, 1496265, 1795518, 1995020, 2992530, 3591036, 4488795, 5985060, 8977590, 17955180]

約数ペア:

[(1, 17955180), (2, 8977590), (3, 5985060), (4, 4488795), (5, 3591036), (6, 2992530), (9, 1995020), (10, 1795518), (12, 1496265), (15, 1197012), (18, 997510), (20, 897759), (23, 780660), (30, 598506), (36, 498755), (45, 399004), (46, 390330), (60, 299253), (69, 260220), (90, 199502), (92, 195165), (115, 156132), (138, 130110), (180, 99751), (207, 86740), (230, 78066), (276, 65055), (345, 52044), (414, 43370), (460, 39033), (690, 26022), (828, 21685), (1035, 17348), (1380, 13011), (2070, 8674), (4140, 4337)]