40389912

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7901}}^1$

素因数の和:7984

約数の個数: 48

約数和(自身を含む): 110944080

約数和(自身を除く): 70554168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 7901, 15802, 23703, 31604, 47406, 63208, 71109, 94812, 142218, 189624, 284436, 560971, 568872, 1121942, 1682913, 2243884, 3365826, 4487768, 5048739, 6731652, 10097478, 13463304, 20194956, 40389912]

約数ペア:

[(1, 40389912), (2, 20194956), (3, 13463304), (4, 10097478), (6, 6731652), (8, 5048739), (9, 4487768), (12, 3365826), (18, 2243884), (24, 1682913), (36, 1121942), (71, 568872), (72, 560971), (142, 284436), (213, 189624), (284, 142218), (426, 94812), (568, 71109), (639, 63208), (852, 47406), (1278, 31604), (1704, 23703), (2556, 15802), (5112, 7901)]