4139360

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 10033632

約数和(自身を除く): 5894272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 631, 656, 820, 1262, 1312, 1640, 2524, 3155, 3280, 5048, 6310, 6560, 10096, 12620, 20192, 25240, 25871, 50480, 51742, 100960, 103484, 129355, 206968, 258710, 413936, 517420, 827872, 1034840, 2069680, 4139360]

約数ペア:

[(1, 4139360), (2, 2069680), (4, 1034840), (5, 827872), (8, 517420), (10, 413936), (16, 258710), (20, 206968), (32, 129355), (40, 103484), (41, 100960), (80, 51742), (82, 50480), (160, 25871), (164, 25240), (205, 20192), (328, 12620), (410, 10096), (631, 6560), (656, 6310), (820, 5048), (1262, 3280), (1312, 3155), (1640, 2524)]