8980580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2828

約数の個数: 48

約数和(自身を含む): 22498560

約数和(自身を除く): 13517980

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, 2789, 3220, 5578, 11156, 13945, 19523, 27890, 39046, 55780, 64147, 78092, 97615, 128294, 195230, 256588, 320735, 390460, 449029, 641470, 898058, 1282940, 1796116, 2245145, 4490290, 8980580]

約数ペア:

[(1, 8980580), (2, 4490290), (4, 2245145), (5, 1796116), (7, 1282940), (10, 898058), (14, 641470), (20, 449029), (23, 390460), (28, 320735), (35, 256588), (46, 195230), (70, 128294), (92, 97615), (115, 78092), (140, 64147), (161, 55780), (230, 39046), (322, 27890), (460, 19523), (644, 13945), (805, 11156), (1610, 5578), (2789, 3220)]