4221760

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 56

約数和(自身を含む): 10241280

約数和(自身を除く): 6019520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 167, 316, 320, 334, 395, 632, 668, 790, 835, 1264, 1336, 1580, 1670, 2528, 2672, 3160, 3340, 5056, 5344, 6320, 6680, 10688, 12640, 13193, 13360, 25280, 26386, 26720, 52772, 53440, 65965, 105544, 131930, 211088, 263860, 422176, 527720, 844352, 1055440, 2110880, 4221760]

約数ペア:

[(1, 4221760), (2, 2110880), (4, 1055440), (5, 844352), (8, 527720), (10, 422176), (16, 263860), (20, 211088), (32, 131930), (40, 105544), (64, 65965), (79, 53440), (80, 52772), (158, 26720), (160, 26386), (167, 25280), (316, 13360), (320, 13193), (334, 12640), (395, 10688), (632, 6680), (668, 6320), (790, 5344), (835, 5056), (1264, 3340), (1336, 3160), (1580, 2672), (1670, 2528)]