2791280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 80

約数和(自身を含む): 7124544

約数和(自身を除く): 4333264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 41, 46, 74, 80, 82, 92, 115, 148, 164, 184, 185, 205, 230, 296, 328, 368, 370, 410, 460, 592, 656, 740, 820, 851, 920, 943, 1480, 1517, 1640, 1702, 1840, 1886, 2960, 3034, 3280, 3404, 3772, 4255, 4715, 6068, 6808, 7544, 7585, 8510, 9430, 12136, 13616, 15088, 15170, 17020, 18860, 24272, 30340, 34040, 34891, 37720, 60680, 68080, 69782, 75440, 121360, 139564, 174455, 279128, 348910, 558256, 697820, 1395640, 2791280]

約数ペア:

[(1, 2791280), (2, 1395640), (4, 697820), (5, 558256), (8, 348910), (10, 279128), (16, 174455), (20, 139564), (23, 121360), (37, 75440), (40, 69782), (41, 68080), (46, 60680), (74, 37720), (80, 34891), (82, 34040), (92, 30340), (115, 24272), (148, 18860), (164, 17020), (184, 15170), (185, 15088), (205, 13616), (230, 12136), (296, 9430), (328, 8510), (368, 7585), (370, 7544), (410, 6808), (460, 6068), (592, 4715), (656, 4255), (740, 3772), (820, 3404), (851, 3280), (920, 3034), (943, 2960), (1480, 1886), (1517, 1840), (1640, 1702)]