39751820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 88058880

約数和(自身を除く): 48307060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 839, 1030, 1678, 2060, 2369, 3356, 4195, 4738, 8390, 9476, 11845, 16780, 19297, 23690, 38594, 47380, 77188, 86417, 96485, 172834, 192970, 345668, 385940, 432085, 864170, 1728340, 1987591, 3975182, 7950364, 9937955, 19875910, 39751820]

約数ペア:

[(1, 39751820), (2, 19875910), (4, 9937955), (5, 7950364), (10, 3975182), (20, 1987591), (23, 1728340), (46, 864170), (92, 432085), (103, 385940), (115, 345668), (206, 192970), (230, 172834), (412, 96485), (460, 86417), (515, 77188), (839, 47380), (1030, 38594), (1678, 23690), (2060, 19297), (2369, 16780), (3356, 11845), (4195, 9476), (4738, 8390)]