19009400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5591}}^1$

素因数の和:5624

約数の個数: 48

約数和(自身を含む): 46805040

約数和(自身を除く): 27795640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 5591, 11182, 22364, 27955, 44728, 55910, 95047, 111820, 139775, 190094, 223640, 279550, 380188, 475235, 559100, 760376, 950470, 1118200, 1900940, 2376175, 3801880, 4752350, 9504700, 19009400]

約数ペア:

[(1, 19009400), (2, 9504700), (4, 4752350), (5, 3801880), (8, 2376175), (10, 1900940), (17, 1118200), (20, 950470), (25, 760376), (34, 559100), (40, 475235), (50, 380188), (68, 279550), (85, 223640), (100, 190094), (136, 139775), (170, 111820), (200, 95047), (340, 55910), (425, 44728), (680, 27955), (850, 22364), (1700, 11182), (3400, 5591)]