29117840

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3221}}^1$

素因数の和:3347

約数の個数: 40

約数和(自身を含む): 68319288

約数和(自身を除く): 39201448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 3221, 4520, 6442, 9040, 12884, 16105, 25768, 32210, 51536, 64420, 128840, 257680, 363973, 727946, 1455892, 1819865, 2911784, 3639730, 5823568, 7279460, 14558920, 29117840]

約数ペア:

[(1, 29117840), (2, 14558920), (4, 7279460), (5, 5823568), (8, 3639730), (10, 2911784), (16, 1819865), (20, 1455892), (40, 727946), (80, 363973), (113, 257680), (226, 128840), (452, 64420), (565, 51536), (904, 32210), (1130, 25768), (1808, 16105), (2260, 12884), (3221, 9040), (4520, 6442)]