29721890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14221}}^1$

素因数の和:14258

約数の個数: 32

約数和(自身を含む): 61439040

約数和(自身を除く): 31717150

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 14221, 28442, 71105, 142210, 156431, 270199, 312862, 540398, 782155, 1350995, 1564310, 2701990, 2972189, 5944378, 14860945, 29721890]

約数ペア:

[(1, 29721890), (2, 14860945), (5, 5944378), (10, 2972189), (11, 2701990), (19, 1564310), (22, 1350995), (38, 782155), (55, 540398), (95, 312862), (110, 270199), (190, 156431), (209, 142210), (418, 71105), (1045, 28442), (2090, 14221)]