20182147780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1\times {\mathrm{19079}}^1$

素因数の和:19548

約数の個数: 48

約数和(自身を含む): 42754158720

約数和(自身を除く): 22572010940

約数列:

[1, 2, 4, 5, 10, 20, 227, 233, 454, 466, 908, 932, 1135, 1165, 2270, 2330, 4540, 4660, 19079, 38158, 52891, 76316, 95395, 105782, 190790, 211564, 264455, 381580, 528910, 1057820, 4330933, 4445407, 8661866, 8890814, 17323732, 17781628, 21654665, 22227035, 43309330, 44454070, 86618660, 88908140, 1009107389, 2018214778, 4036429556, 5045536945, 10091073890, 20182147780]

約数ペア:

[(1, 20182147780), (2, 10091073890), (4, 5045536945), (5, 4036429556), (10, 2018214778), (20, 1009107389), (227, 88908140), (233, 86618660), (454, 44454070), (466, 43309330), (908, 22227035), (932, 21654665), (1135, 17781628), (1165, 17323732), (2270, 8890814), (2330, 8661866), (4540, 4445407), (4660, 4330933), (19079, 1057820), (38158, 528910), (52891, 381580), (76316, 264455), (95395, 211564), (105782, 190790)]