41438680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 97524000

約数和(自身を除く): 56085320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 139, 145, 232, 257, 278, 290, 514, 556, 580, 695, 1028, 1112, 1160, 1285, 1390, 2056, 2570, 2780, 4031, 5140, 5560, 7453, 8062, 10280, 14906, 16124, 20155, 29812, 32248, 35723, 37265, 40310, 59624, 71446, 74530, 80620, 142892, 149060, 161240, 178615, 285784, 298120, 357230, 714460, 1035967, 1428920, 2071934, 4143868, 5179835, 8287736, 10359670, 20719340, 41438680]

約数ペア:

[(1, 41438680), (2, 20719340), (4, 10359670), (5, 8287736), (8, 5179835), (10, 4143868), (20, 2071934), (29, 1428920), (40, 1035967), (58, 714460), (116, 357230), (139, 298120), (145, 285784), (232, 178615), (257, 161240), (278, 149060), (290, 142892), (514, 80620), (556, 74530), (580, 71446), (695, 59624), (1028, 40310), (1112, 37265), (1160, 35723), (1285, 32248), (1390, 29812), (2056, 20155), (2570, 16124), (2780, 14906), (4031, 10280), (5140, 8062), (5560, 7453)]