74302780

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13709}}^1$

素因数の和:13989

約数の個数: 24

約数和(自身を含む): 156623040

約数和(自身を除く): 82320260

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 13709, 27418, 54836, 68545, 137090, 274180, 3715139, 7430278, 14860556, 18575695, 37151390, 74302780]

約数ペア:

[(1, 74302780), (2, 37151390), (4, 18575695), (5, 14860556), (10, 7430278), (20, 3715139), (271, 274180), (542, 137090), (1084, 68545), (1355, 54836), (2710, 27418), (5420, 13709)]