20595500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2423}}^1$

素因数の和:2459

約数の個数: 48

約数和(自身を含む): 47646144

約数和(自身を除く): 27050644

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 2423, 4250, 4846, 8500, 9692, 12115, 24230, 41191, 48460, 60575, 82382, 121150, 164764, 205955, 242300, 302875, 411910, 605750, 823820, 1029775, 1211500, 2059550, 4119100, 5148875, 10297750, 20595500]

約数ペア:

[(1, 20595500), (2, 10297750), (4, 5148875), (5, 4119100), (10, 2059550), (17, 1211500), (20, 1029775), (25, 823820), (34, 605750), (50, 411910), (68, 302875), (85, 242300), (100, 205955), (125, 164764), (170, 121150), (250, 82382), (340, 60575), (425, 48460), (500, 41191), (850, 24230), (1700, 12115), (2125, 9692), (2423, 8500), (4250, 4846)]