39540748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 81034240

約数和(自身を除く): 41493492

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1291, 1612, 2356, 2582, 5164, 7657, 15314, 16783, 24529, 30628, 33566, 40021, 49058, 67132, 80042, 98116, 160084, 318877, 520273, 637754, 760399, 1040546, 1275508, 1520798, 2081092, 3041596, 9885187, 19770374, 39540748]

約数ペア:

[(1, 39540748), (2, 19770374), (4, 9885187), (13, 3041596), (19, 2081092), (26, 1520798), (31, 1275508), (38, 1040546), (52, 760399), (62, 637754), (76, 520273), (124, 318877), (247, 160084), (403, 98116), (494, 80042), (589, 67132), (806, 49058), (988, 40021), (1178, 33566), (1291, 30628), (1612, 24529), (2356, 16783), (2582, 15314), (5164, 7657)]