86782220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{26951}}^1$

素因数の和:26990

約数の個数: 48

約数和(自身を含む): 217340928

約数和(自身を除く): 130558708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 26951, 53902, 107804, 134755, 188657, 269510, 377314, 539020, 619873, 754628, 943285, 1239746, 1886570, 2479492, 3099365, 3773140, 4339111, 6198730, 8678222, 12397460, 17356444, 21695555, 43391110, 86782220]

約数ペア:

[(1, 86782220), (2, 43391110), (4, 21695555), (5, 17356444), (7, 12397460), (10, 8678222), (14, 6198730), (20, 4339111), (23, 3773140), (28, 3099365), (35, 2479492), (46, 1886570), (70, 1239746), (92, 943285), (115, 754628), (140, 619873), (161, 539020), (230, 377314), (322, 269510), (460, 188657), (644, 134755), (805, 107804), (1610, 53902), (3220, 26951)]