17901260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2274

約数の個数: 48

約数和(自身を含む): 41809152

約数和(自身を除く): 23907892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2221, 4030, 4442, 8060, 8884, 11105, 22210, 28873, 44420, 57746, 68851, 115492, 137702, 144365, 275404, 288730, 344255, 577460, 688510, 895063, 1377020, 1790126, 3580252, 4475315, 8950630, 17901260]

約数ペア:

[(1, 17901260), (2, 8950630), (4, 4475315), (5, 3580252), (10, 1790126), (13, 1377020), (20, 895063), (26, 688510), (31, 577460), (52, 344255), (62, 288730), (65, 275404), (124, 144365), (130, 137702), (155, 115492), (260, 68851), (310, 57746), (403, 44420), (620, 28873), (806, 22210), (1612, 11105), (2015, 8884), (2221, 8060), (4030, 4442)]