56793740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 122744160

約数和(自身を除く): 65950420

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 131, 212, 262, 265, 409, 524, 530, 655, 818, 1060, 1310, 1636, 2045, 2620, 4090, 6943, 8180, 13886, 21677, 27772, 34715, 43354, 53579, 69430, 86708, 107158, 108385, 138860, 214316, 216770, 267895, 433540, 535790, 1071580, 2839687, 5679374, 11358748, 14198435, 28396870, 56793740]

約数ペア:

[(1, 56793740), (2, 28396870), (4, 14198435), (5, 11358748), (10, 5679374), (20, 2839687), (53, 1071580), (106, 535790), (131, 433540), (212, 267895), (262, 216770), (265, 214316), (409, 138860), (524, 108385), (530, 107158), (655, 86708), (818, 69430), (1060, 53579), (1310, 43354), (1636, 34715), (2045, 27772), (2620, 21677), (4090, 13886), (6943, 8180)]