8740480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{1951}}^1$

素因数の和:1977

約数の個数: 64

約数和(自身を含む): 23892480

約数和(自身を除く): 15152000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 1951, 2240, 3902, 4480, 7804, 9755, 13657, 15608, 19510, 27314, 31216, 39020, 54628, 62432, 68285, 78040, 109256, 124864, 136570, 156080, 218512, 249728, 273140, 312160, 437024, 546280, 624320, 874048, 1092560, 1248640, 1748096, 2185120, 4370240, 8740480]

約数ペア:

[(1, 8740480), (2, 4370240), (4, 2185120), (5, 1748096), (7, 1248640), (8, 1092560), (10, 874048), (14, 624320), (16, 546280), (20, 437024), (28, 312160), (32, 273140), (35, 249728), (40, 218512), (56, 156080), (64, 136570), (70, 124864), (80, 109256), (112, 78040), (128, 68285), (140, 62432), (160, 54628), (224, 39020), (280, 31216), (320, 27314), (448, 19510), (560, 15608), (640, 13657), (896, 9755), (1120, 7804), (1951, 4480), (2240, 3902)]