42878320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7549}}^1$

素因数の和:7633

約数の個数: 40

約数和(自身を含む): 101109600

約数和(自身を除く): 58231280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 7549, 15098, 30196, 37745, 60392, 75490, 120784, 150980, 301960, 535979, 603920, 1071958, 2143916, 2679895, 4287832, 5359790, 8575664, 10719580, 21439160, 42878320]

約数ペア:

[(1, 42878320), (2, 21439160), (4, 10719580), (5, 8575664), (8, 5359790), (10, 4287832), (16, 2679895), (20, 2143916), (40, 1071958), (71, 603920), (80, 535979), (142, 301960), (284, 150980), (355, 120784), (568, 75490), (710, 60392), (1136, 37745), (1420, 30196), (2840, 15098), (5680, 7549)]