18760180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2399}}^1$

素因数の和:2448

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 24785420

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 2399, 3910, 4798, 7820, 9596, 11995, 23990, 40783, 47980, 55177, 81566, 110354, 163132, 203915, 220708, 275885, 407830, 551770, 815660, 938009, 1103540, 1876018, 3752036, 4690045, 9380090, 18760180]

約数ペア:

[(1, 18760180), (2, 9380090), (4, 4690045), (5, 3752036), (10, 1876018), (17, 1103540), (20, 938009), (23, 815660), (34, 551770), (46, 407830), (68, 275885), (85, 220708), (92, 203915), (115, 163132), (170, 110354), (230, 81566), (340, 55177), (391, 47980), (460, 40783), (782, 23990), (1564, 11995), (1955, 9596), (2399, 7820), (3910, 4798)]