401070440

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{29753}}^1$

素因数の和:30101

約数の個数: 32

約数和(自身を含む): 905116680

約数和(自身を除く): 504046240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 13480, 29753, 59506, 119012, 148765, 238024, 297530, 595060, 1190120, 10026761, 20053522, 40107044, 50133805, 80214088, 100267610, 200535220, 401070440]

約数ペア:

[(1, 401070440), (2, 200535220), (4, 100267610), (5, 80214088), (8, 50133805), (10, 40107044), (20, 20053522), (40, 10026761), (337, 1190120), (674, 595060), (1348, 297530), (1685, 238024), (2696, 148765), (3370, 119012), (6740, 59506), (13480, 29753)]