27769160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 66996720

約数和(自身を除く): 39227560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 421, 485, 680, 776, 842, 970, 1649, 1684, 1940, 2105, 3298, 3368, 3880, 4210, 6596, 7157, 8245, 8420, 13192, 14314, 16490, 16840, 28628, 32980, 35785, 40837, 57256, 65960, 71570, 81674, 143140, 163348, 204185, 286280, 326696, 408370, 694229, 816740, 1388458, 1633480, 2776916, 3471145, 5553832, 6942290, 13884580, 27769160]

約数ペア:

[(1, 27769160), (2, 13884580), (4, 6942290), (5, 5553832), (8, 3471145), (10, 2776916), (17, 1633480), (20, 1388458), (34, 816740), (40, 694229), (68, 408370), (85, 326696), (97, 286280), (136, 204185), (170, 163348), (194, 143140), (340, 81674), (388, 71570), (421, 65960), (485, 57256), (680, 40837), (776, 35785), (842, 32980), (970, 28628), (1649, 16840), (1684, 16490), (1940, 14314), (2105, 13192), (3298, 8420), (3368, 8245), (3880, 7157), (4210, 6596)]