420772012

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 781240320

約数和(自身を除く): 360468308

約数列:

[1, 2, 4, 41, 47, 79, 82, 94, 158, 164, 188, 316, 691, 1382, 1927, 2764, 3239, 3713, 3854, 6478, 7426, 7708, 12956, 14852, 28331, 32477, 54589, 56662, 64954, 109178, 113324, 129908, 152233, 218356, 304466, 608932, 1331557, 2238149, 2565683, 2663114, 4476298, 5131366, 5326228, 8952596, 10262732, 105193003, 210386006, 420772012]

約数ペア:

[(1, 420772012), (2, 210386006), (4, 105193003), (41, 10262732), (47, 8952596), (79, 5326228), (82, 5131366), (94, 4476298), (158, 2663114), (164, 2565683), (188, 2238149), (316, 1331557), (691, 608932), (1382, 304466), (1927, 218356), (2764, 152233), (3239, 129908), (3713, 113324), (3854, 109178), (6478, 64954), (7426, 56662), (7708, 54589), (12956, 32477), (14852, 28331)]