9643640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12689}}^1$

素因数の和:12719

約数の個数: 32

約数和(自身を含む): 22842000

約数和(自身を除く): 13198360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 12689, 25378, 50756, 63445, 101512, 126890, 241091, 253780, 482182, 507560, 964364, 1205455, 1928728, 2410910, 4821820, 9643640]

約数ペア:

[(1, 9643640), (2, 4821820), (4, 2410910), (5, 1928728), (8, 1205455), (10, 964364), (19, 507560), (20, 482182), (38, 253780), (40, 241091), (76, 126890), (95, 101512), (152, 63445), (190, 50756), (380, 25378), (760, 12689)]