39996944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6203}}^1$

素因数の和:6255

約数の個数: 40

約数和(自身を含む): 86161152

約数和(自身を除く): 46164208

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6203, 6448, 12406, 24812, 49624, 80639, 99248, 161278, 192293, 322556, 384586, 645112, 769172, 1290224, 1538344, 2499809, 3076688, 4999618, 9999236, 19998472, 39996944]

約数ペア:

[(1, 39996944), (2, 19998472), (4, 9999236), (8, 4999618), (13, 3076688), (16, 2499809), (26, 1538344), (31, 1290224), (52, 769172), (62, 645112), (104, 384586), (124, 322556), (208, 192293), (248, 161278), (403, 99248), (496, 80639), (806, 49624), (1612, 24812), (3224, 12406), (6203, 6448)]