140388544

素因数分解:

$2^6\times {\mathrm{389}}^1\times {\mathrm{5639}}^1$

素因数の和:6040

約数の個数: 28

約数和(自身を含む): 279349200

約数和(自身を除く): 138960656

約数列:

[1, 2, 4, 8, 16, 32, 64, 389, 778, 1556, 3112, 5639, 6224, 11278, 12448, 22556, 24896, 45112, 90224, 180448, 360896, 2193571, 4387142, 8774284, 17548568, 35097136, 70194272, 140388544]

約数ペア:

[(1, 140388544), (2, 70194272), (4, 35097136), (8, 17548568), (16, 8774284), (32, 4387142), (64, 2193571), (389, 360896), (778, 180448), (1556, 90224), (3112, 45112), (5639, 24896), (6224, 22556), (11278, 12448)]