87788240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47711}}^1$

素因数の和:47747

約数の個数: 40

約数和(自身を含む): 212986368

約数和(自身を除く): 125198128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 47711, 95422, 190844, 238555, 381688, 477110, 763376, 954220, 1097353, 1908440, 2194706, 3816880, 4389412, 5486765, 8778824, 10973530, 17557648, 21947060, 43894120, 87788240]

約数ペア:

[(1, 87788240), (2, 43894120), (4, 21947060), (5, 17557648), (8, 10973530), (10, 8778824), (16, 5486765), (20, 4389412), (23, 3816880), (40, 2194706), (46, 1908440), (80, 1097353), (92, 954220), (115, 763376), (184, 477110), (230, 381688), (368, 238555), (460, 190844), (920, 95422), (1840, 47711)]