17138120

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2729}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 38820600

約数和(自身を除く): 21682480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2729, 3140, 5458, 6280, 10916, 13645, 21832, 27290, 54580, 109160, 428453, 856906, 1713812, 2142265, 3427624, 4284530, 8569060, 17138120]

約数ペア:

[(1, 17138120), (2, 8569060), (4, 4284530), (5, 3427624), (8, 2142265), (10, 1713812), (20, 856906), (40, 428453), (157, 109160), (314, 54580), (628, 27290), (785, 21832), (1256, 13645), (1570, 10916), (2729, 6280), (3140, 5458)]