18344360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 44614800

約数和(自身を除く): 26270440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 509, 530, 680, 901, 1018, 1060, 1802, 2036, 2120, 2545, 3604, 4072, 4505, 5090, 7208, 8653, 9010, 10180, 17306, 18020, 20360, 26977, 34612, 36040, 43265, 53954, 69224, 86530, 107908, 134885, 173060, 215816, 269770, 346120, 458609, 539540, 917218, 1079080, 1834436, 2293045, 3668872, 4586090, 9172180, 18344360]

約数ペア:

[(1, 18344360), (2, 9172180), (4, 4586090), (5, 3668872), (8, 2293045), (10, 1834436), (17, 1079080), (20, 917218), (34, 539540), (40, 458609), (53, 346120), (68, 269770), (85, 215816), (106, 173060), (136, 134885), (170, 107908), (212, 86530), (265, 69224), (340, 53954), (424, 43265), (509, 36040), (530, 34612), (680, 26977), (901, 20360), (1018, 18020), (1060, 17306), (1802, 10180), (2036, 9010), (2120, 8653), (2545, 7208), (3604, 5090), (4072, 4505)]