179670820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5113}}^1$

素因数の和:5380

約数の個数: 48

約数和(自身を含む): 433012608

約数和(自身を除く): 253341788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 3514, 5020, 5113, 7028, 8785, 10226, 17570, 20452, 25565, 35140, 35791, 51130, 71582, 102260, 143164, 178955, 357910, 715820, 1283363, 2566726, 5133452, 6416815, 8983541, 12833630, 17967082, 25667260, 35934164, 44917705, 89835410, 179670820]

約数ペア:

[(1, 179670820), (2, 89835410), (4, 44917705), (5, 35934164), (7, 25667260), (10, 17967082), (14, 12833630), (20, 8983541), (28, 6416815), (35, 5133452), (70, 2566726), (140, 1283363), (251, 715820), (502, 357910), (1004, 178955), (1255, 143164), (1757, 102260), (2510, 71582), (3514, 51130), (5020, 35791), (5113, 35140), (7028, 25565), (8785, 20452), (10226, 17570)]