20214926780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2585029}}^1$

素因数の和:2585078

約数の個数: 48

約数和(自身を含む): 46902784320

約数和(自身を除く): 26687857540

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, 3910, 7820, 2585029, 5170058, 10340116, 12925145, 25850290, 43945493, 51700580, 59455667, 87890986, 118911334, 175781972, 219727465, 237822668, 297278335, 439454930, 594556670, 878909860, 1010746339, 1189113340, 2021492678, 4042985356, 5053731695, 10107463390, 20214926780]

約数ペア:

[(1, 20214926780), (2, 10107463390), (4, 5053731695), (5, 4042985356), (10, 2021492678), (17, 1189113340), (20, 1010746339), (23, 878909860), (34, 594556670), (46, 439454930), (68, 297278335), (85, 237822668), (92, 219727465), (115, 175781972), (170, 118911334), (230, 87890986), (340, 59455667), (391, 51700580), (460, 43945493), (782, 25850290), (1564, 12925145), (1955, 10340116), (3910, 5170058), (7820, 2585029)]