40745222

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 72597504

約数和(自身を除く): 31852282

約数列:

[1, 2, 7, 14, 31, 62, 217, 223, 421, 434, 446, 842, 1561, 2947, 3122, 5894, 6913, 13051, 13826, 26102, 48391, 91357, 93883, 96782, 182714, 187766, 657181, 1314362, 2910373, 5820746, 20372611, 40745222]

約数ペア:

[(1, 40745222), (2, 20372611), (7, 5820746), (14, 2910373), (31, 1314362), (62, 657181), (217, 187766), (223, 182714), (421, 96782), (434, 93883), (446, 91357), (842, 48391), (1561, 26102), (2947, 13826), (3122, 13051), (5894, 6913)]