4051880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 10800000

約数和(自身を除く): 6748120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 499, 580, 812, 998, 1015, 1160, 1624, 1996, 2030, 2495, 3493, 3992, 4060, 4990, 6986, 8120, 9980, 13972, 14471, 17465, 19960, 27944, 28942, 34930, 57884, 69860, 72355, 101297, 115768, 139720, 144710, 202594, 289420, 405188, 506485, 578840, 810376, 1012970, 2025940, 4051880]

約数ペア:

[(1, 4051880), (2, 2025940), (4, 1012970), (5, 810376), (7, 578840), (8, 506485), (10, 405188), (14, 289420), (20, 202594), (28, 144710), (29, 139720), (35, 115768), (40, 101297), (56, 72355), (58, 69860), (70, 57884), (116, 34930), (140, 28942), (145, 27944), (203, 19960), (232, 17465), (280, 14471), (290, 13972), (406, 9980), (499, 8120), (580, 6986), (812, 4990), (998, 4060), (1015, 3992), (1160, 3493), (1624, 2495), (1996, 2030)]