495149440

素因数分解:

$2^7\times 5^1\times {\mathrm{853}}^1\times {\mathrm{907}}^1$

素因数の和:1779

約数の個数: 64

約数和(自身を含む): 1186410960

約数和(自身を除く): 691261520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 853, 907, 1706, 1814, 3412, 3628, 4265, 4535, 6824, 7256, 8530, 9070, 13648, 14512, 17060, 18140, 27296, 29024, 34120, 36280, 54592, 58048, 68240, 72560, 109184, 116096, 136480, 145120, 272960, 290240, 545920, 580480, 773671, 1547342, 3094684, 3868355, 6189368, 7736710, 12378736, 15473420, 24757472, 30946840, 49514944, 61893680, 99029888, 123787360, 247574720, 495149440]

約数ペア:

[(1, 495149440), (2, 247574720), (4, 123787360), (5, 99029888), (8, 61893680), (10, 49514944), (16, 30946840), (20, 24757472), (32, 15473420), (40, 12378736), (64, 7736710), (80, 6189368), (128, 3868355), (160, 3094684), (320, 1547342), (640, 773671), (853, 580480), (907, 545920), (1706, 290240), (1814, 272960), (3412, 145120), (3628, 136480), (4265, 116096), (4535, 109184), (6824, 72560), (7256, 68240), (8530, 58048), (9070, 54592), (13648, 36280), (14512, 34120), (17060, 29024), (18140, 27296)]