40071328

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 72

約数和(自身を含む): 88482240

約数和(自身を除く): 48410912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 79, 88, 121, 131, 158, 176, 242, 262, 316, 352, 484, 524, 632, 869, 968, 1048, 1264, 1441, 1738, 1936, 2096, 2528, 2882, 3476, 3872, 4192, 5764, 6952, 9559, 10349, 11528, 13904, 15851, 19118, 20698, 23056, 27808, 31702, 38236, 41396, 46112, 63404, 76472, 82792, 113839, 126808, 152944, 165584, 227678, 253616, 305888, 331168, 455356, 507232, 910712, 1252229, 1821424, 2504458, 3642848, 5008916, 10017832, 20035664, 40071328]

約数ペア:

[(1, 40071328), (2, 20035664), (4, 10017832), (8, 5008916), (11, 3642848), (16, 2504458), (22, 1821424), (32, 1252229), (44, 910712), (79, 507232), (88, 455356), (121, 331168), (131, 305888), (158, 253616), (176, 227678), (242, 165584), (262, 152944), (316, 126808), (352, 113839), (484, 82792), (524, 76472), (632, 63404), (869, 46112), (968, 41396), (1048, 38236), (1264, 31702), (1441, 27808), (1738, 23056), (1936, 20698), (2096, 19118), (2528, 15851), (2882, 13904), (3476, 11528), (3872, 10349), (4192, 9559), (5764, 6952)]