15772940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2017}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 36614592

約数和(自身を除く): 20841652

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 2017, 3910, 4034, 7820, 8068, 10085, 20170, 34289, 40340, 46391, 68578, 92782, 137156, 171445, 185564, 231955, 342890, 463910, 685780, 788647, 927820, 1577294, 3154588, 3943235, 7886470, 15772940]

約数ペア:

[(1, 15772940), (2, 7886470), (4, 3943235), (5, 3154588), (10, 1577294), (17, 927820), (20, 788647), (23, 685780), (34, 463910), (46, 342890), (68, 231955), (85, 185564), (92, 171445), (115, 137156), (170, 92782), (230, 68578), (340, 46391), (391, 40340), (460, 34289), (782, 20170), (1564, 10085), (1955, 8068), (2017, 7820), (3910, 4034)]