40697090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{907}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 83942784

約数和(自身を除く): 43245694

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 907, 1282, 1814, 3205, 4487, 4535, 6349, 6410, 8974, 9070, 12698, 22435, 31745, 44870, 63490, 581387, 1162774, 2906935, 4069709, 5813870, 8139418, 20348545, 40697090]

約数ペア:

[(1, 40697090), (2, 20348545), (5, 8139418), (7, 5813870), (10, 4069709), (14, 2906935), (35, 1162774), (70, 581387), (641, 63490), (907, 44870), (1282, 31745), (1814, 22435), (3205, 12698), (4487, 9070), (4535, 8974), (6349, 6410)]