8781860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 20393856

約数和(自身を除く): 11611996

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1123, 1564, 1955, 2246, 3910, 4492, 5615, 7820, 11230, 19091, 22460, 25829, 38182, 51658, 76364, 95455, 103316, 129145, 190910, 258290, 381820, 439093, 516580, 878186, 1756372, 2195465, 4390930, 8781860]

約数ペア:

[(1, 8781860), (2, 4390930), (4, 2195465), (5, 1756372), (10, 878186), (17, 516580), (20, 439093), (23, 381820), (34, 258290), (46, 190910), (68, 129145), (85, 103316), (92, 95455), (115, 76364), (170, 51658), (230, 38182), (340, 25829), (391, 22460), (460, 19091), (782, 11230), (1123, 7820), (1564, 5615), (1955, 4492), (2246, 3910)]