197942320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{34849}}^1$

素因数の和:34933

約数の個数: 40

約数和(自身を含む): 466711200

約数和(自身を除く): 268768880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 34849, 69698, 139396, 174245, 278792, 348490, 557584, 696980, 1393960, 2474279, 2787920, 4948558, 9897116, 12371395, 19794232, 24742790, 39588464, 49485580, 98971160, 197942320]

約数ペア:

[(1, 197942320), (2, 98971160), (4, 49485580), (5, 39588464), (8, 24742790), (10, 19794232), (16, 12371395), (20, 9897116), (40, 4948558), (71, 2787920), (80, 2474279), (142, 1393960), (284, 696980), (355, 557584), (568, 348490), (710, 278792), (1136, 174245), (1420, 139396), (2840, 69698), (5680, 34849)]