127930990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61211}}^1$

素因数の和:61248

約数の個数: 32

約数和(自身を含む): 264435840

約数和(自身を除く): 136504850

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 61211, 122422, 306055, 612110, 673321, 1163009, 1346642, 2326018, 3366605, 5815045, 6733210, 11630090, 12793099, 25586198, 63965495, 127930990]

約数ペア:

[(1, 127930990), (2, 63965495), (5, 25586198), (10, 12793099), (11, 11630090), (19, 6733210), (22, 5815045), (38, 3366605), (55, 2326018), (95, 1346642), (110, 1163009), (190, 673321), (209, 612110), (418, 306055), (1045, 122422), (2090, 61211)]