40645960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32779}}^1$

素因数の和:32821

約数の個数: 32

約数和(自身を含む): 94406400

約数和(自身を除く): 53760440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 32779, 65558, 131116, 163895, 262232, 327790, 655580, 1016149, 1311160, 2032298, 4064596, 5080745, 8129192, 10161490, 20322980, 40645960]

約数ペア:

[(1, 40645960), (2, 20322980), (4, 10161490), (5, 8129192), (8, 5080745), (10, 4064596), (20, 2032298), (31, 1311160), (40, 1016149), (62, 655580), (124, 327790), (155, 262232), (248, 163895), (310, 131116), (620, 65558), (1240, 32779)]