3971840

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 9933840

約数和(自身を除く): 5962000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 107, 116, 128, 145, 160, 214, 232, 256, 290, 320, 428, 464, 535, 580, 640, 856, 928, 1070, 1160, 1280, 1712, 1856, 2140, 2320, 3103, 3424, 3712, 4280, 4640, 6206, 6848, 7424, 8560, 9280, 12412, 13696, 15515, 17120, 18560, 24824, 27392, 31030, 34240, 37120, 49648, 62060, 68480, 99296, 124120, 136960, 198592, 248240, 397184, 496480, 794368, 992960, 1985920, 3971840]

約数ペア:

[(1, 3971840), (2, 1985920), (4, 992960), (5, 794368), (8, 496480), (10, 397184), (16, 248240), (20, 198592), (29, 136960), (32, 124120), (40, 99296), (58, 68480), (64, 62060), (80, 49648), (107, 37120), (116, 34240), (128, 31030), (145, 27392), (160, 24824), (214, 18560), (232, 17120), (256, 15515), (290, 13696), (320, 12412), (428, 9280), (464, 8560), (535, 7424), (580, 6848), (640, 6206), (856, 4640), (928, 4280), (1070, 3712), (1160, 3424), (1280, 3103), (1712, 2320), (1856, 2140)]