30837560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1968

約数の個数: 64

約数和(自身を含む): 77172480

約数和(自身を除く): 46334920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 1913, 2015, 3224, 3826, 4030, 7652, 8060, 9565, 15304, 16120, 19130, 24869, 38260, 49738, 59303, 76520, 99476, 118606, 124345, 198952, 237212, 248690, 296515, 474424, 497380, 593030, 770939, 994760, 1186060, 1541878, 2372120, 3083756, 3854695, 6167512, 7709390, 15418780, 30837560]

約数ペア:

[(1, 30837560), (2, 15418780), (4, 7709390), (5, 6167512), (8, 3854695), (10, 3083756), (13, 2372120), (20, 1541878), (26, 1186060), (31, 994760), (40, 770939), (52, 593030), (62, 497380), (65, 474424), (104, 296515), (124, 248690), (130, 237212), (155, 198952), (248, 124345), (260, 118606), (310, 99476), (403, 76520), (520, 59303), (620, 49738), (806, 38260), (1240, 24869), (1612, 19130), (1913, 16120), (2015, 15304), (3224, 9565), (3826, 8060), (4030, 7652)]