9589820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 20956320

約数和(自身を除く): 11366500

約数列:

[1, 2, 4, 5, 10, 20, 53, 83, 106, 109, 166, 212, 218, 265, 332, 415, 436, 530, 545, 830, 1060, 1090, 1660, 2180, 4399, 5777, 8798, 9047, 11554, 17596, 18094, 21995, 23108, 28885, 36188, 43990, 45235, 57770, 87980, 90470, 115540, 180940, 479491, 958982, 1917964, 2397455, 4794910, 9589820]

約数ペア:

[(1, 9589820), (2, 4794910), (4, 2397455), (5, 1917964), (10, 958982), (20, 479491), (53, 180940), (83, 115540), (106, 90470), (109, 87980), (166, 57770), (212, 45235), (218, 43990), (265, 36188), (332, 28885), (415, 23108), (436, 21995), (530, 18094), (545, 17596), (830, 11554), (1060, 9047), (1090, 8798), (1660, 5777), (2180, 4399)]