16717840

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3119}}^1$

素因数の和:3199

約数の個数: 40

約数和(自身を含む): 39461760

約数和(自身を除く): 22743920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 3119, 5360, 6238, 12476, 15595, 24952, 31190, 49904, 62380, 124760, 208973, 249520, 417946, 835892, 1044865, 1671784, 2089730, 3343568, 4179460, 8358920, 16717840]

約数ペア:

[(1, 16717840), (2, 8358920), (4, 4179460), (5, 3343568), (8, 2089730), (10, 1671784), (16, 1044865), (20, 835892), (40, 417946), (67, 249520), (80, 208973), (134, 124760), (268, 62380), (335, 49904), (536, 31190), (670, 24952), (1072, 15595), (1340, 12476), (2680, 6238), (3119, 5360)]