30312260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 69878592

約数和(自身を除く): 39566332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 653, 844, 1055, 1306, 2110, 2321, 2612, 3265, 4220, 4642, 6530, 7183, 9284, 11605, 13060, 14366, 23210, 28732, 35915, 46420, 71830, 137783, 143660, 275566, 551132, 688915, 1377830, 1515613, 2755660, 3031226, 6062452, 7578065, 15156130, 30312260]

約数ペア:

[(1, 30312260), (2, 15156130), (4, 7578065), (5, 6062452), (10, 3031226), (11, 2755660), (20, 1515613), (22, 1377830), (44, 688915), (55, 551132), (110, 275566), (211, 143660), (220, 137783), (422, 71830), (653, 46420), (844, 35915), (1055, 28732), (1306, 23210), (2110, 14366), (2321, 13060), (2612, 11605), (3265, 9284), (4220, 7183), (4642, 6530)]