2008890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 6014736

約数和(自身を除く): 4005846

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 101, 102, 117, 130, 153, 170, 195, 202, 221, 234, 255, 303, 306, 390, 442, 505, 510, 585, 606, 663, 765, 909, 1010, 1105, 1170, 1313, 1326, 1515, 1530, 1717, 1818, 1989, 2210, 2626, 3030, 3315, 3434, 3939, 3978, 4545, 5151, 6565, 6630, 7878, 8585, 9090, 9945, 10302, 11817, 13130, 15453, 17170, 19695, 19890, 22321, 23634, 25755, 30906, 39390, 44642, 51510, 59085, 66963, 77265, 111605, 118170, 133926, 154530, 200889, 223210, 334815, 401778, 669630, 1004445, 2008890]

約数ペア:

[(1, 2008890), (2, 1004445), (3, 669630), (5, 401778), (6, 334815), (9, 223210), (10, 200889), (13, 154530), (15, 133926), (17, 118170), (18, 111605), (26, 77265), (30, 66963), (34, 59085), (39, 51510), (45, 44642), (51, 39390), (65, 30906), (78, 25755), (85, 23634), (90, 22321), (101, 19890), (102, 19695), (117, 17170), (130, 15453), (153, 13130), (170, 11817), (195, 10302), (202, 9945), (221, 9090), (234, 8585), (255, 7878), (303, 6630), (306, 6565), (390, 5151), (442, 4545), (505, 3978), (510, 3939), (585, 3434), (606, 3315), (663, 3030), (765, 2626), (909, 2210), (1010, 1989), (1105, 1818), (1170, 1717), (1313, 1530), (1326, 1515)]