2040340788

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{2749}}^1$

素因数の和:3201

約数の個数: 72

約数和(自身を含む): 5270265000

約数和(自身を除く): 3229924212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 389, 477, 636, 778, 954, 1167, 1556, 1908, 2334, 2749, 3501, 4668, 5498, 7002, 8247, 10996, 14004, 16494, 20617, 24741, 32988, 41234, 49482, 61851, 82468, 98964, 123702, 145697, 185553, 247404, 291394, 371106, 437091, 582788, 742212, 874182, 1069361, 1311273, 1748364, 2138722, 2622546, 3208083, 4277444, 5245092, 6416166, 9624249, 12832332, 19248498, 38496996, 56676133, 113352266, 170028399, 226704532, 340056798, 510085197, 680113596, 1020170394, 2040340788]

約数ペア:

[(1, 2040340788), (2, 1020170394), (3, 680113596), (4, 510085197), (6, 340056798), (9, 226704532), (12, 170028399), (18, 113352266), (36, 56676133), (53, 38496996), (106, 19248498), (159, 12832332), (212, 9624249), (318, 6416166), (389, 5245092), (477, 4277444), (636, 3208083), (778, 2622546), (954, 2138722), (1167, 1748364), (1556, 1311273), (1908, 1069361), (2334, 874182), (2749, 742212), (3501, 582788), (4668, 437091), (5498, 371106), (7002, 291394), (8247, 247404), (10996, 185553), (14004, 145697), (16494, 123702), (20617, 98964), (24741, 82468), (32988, 61851), (41234, 49482)]