28395660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4423}}^1$

素因数の和:4542

約数の個数: 48

約数和(自身を含む): 80269056

約数和(自身を除く): 51873396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 4423, 6420, 8846, 13269, 17692, 22115, 26538, 44230, 53076, 66345, 88460, 132690, 265380, 473261, 946522, 1419783, 1893044, 2366305, 2839566, 4732610, 5679132, 7098915, 9465220, 14197830, 28395660]

約数ペア:

[(1, 28395660), (2, 14197830), (3, 9465220), (4, 7098915), (5, 5679132), (6, 4732610), (10, 2839566), (12, 2366305), (15, 1893044), (20, 1419783), (30, 946522), (60, 473261), (107, 265380), (214, 132690), (321, 88460), (428, 66345), (535, 53076), (642, 44230), (1070, 26538), (1284, 22115), (1605, 17692), (2140, 13269), (3210, 8846), (4423, 6420)]