2558436280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2780909}}^1$

素因数の和:2780943

約数の個数: 32

約数和(自身を含む): 6006765600

約数和(自身を除く): 3448329320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2780909, 5561818, 11123636, 13904545, 22247272, 27809090, 55618180, 63960907, 111236360, 127921814, 255843628, 319804535, 511687256, 639609070, 1279218140, 2558436280]

約数ペア:

[(1, 2558436280), (2, 1279218140), (4, 639609070), (5, 511687256), (8, 319804535), (10, 255843628), (20, 127921814), (23, 111236360), (40, 63960907), (46, 55618180), (92, 27809090), (115, 22247272), (184, 13904545), (230, 11123636), (460, 5561818), (920, 2780909)]