22211390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 19467970

約数列:

[1, 2, 5, 10, 29, 58, 145, 191, 290, 382, 401, 802, 955, 1910, 2005, 4010, 5539, 11078, 11629, 23258, 27695, 55390, 58145, 76591, 116290, 153182, 382955, 765910, 2221139, 4442278, 11105695, 22211390]

約数ペア:

[(1, 22211390), (2, 11105695), (5, 4442278), (10, 2221139), (29, 765910), (58, 382955), (145, 153182), (191, 116290), (290, 76591), (382, 58145), (401, 55390), (802, 27695), (955, 23258), (1910, 11629), (2005, 11078), (4010, 5539)]