2591840

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 6223392

約数和(自身を除く): 3631552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 167, 194, 334, 388, 485, 668, 776, 835, 970, 1336, 1552, 1670, 1940, 2672, 3104, 3340, 3880, 5344, 6680, 7760, 13360, 15520, 16199, 26720, 32398, 64796, 80995, 129592, 161990, 259184, 323980, 518368, 647960, 1295920, 2591840]

約数ペア:

[(1, 2591840), (2, 1295920), (4, 647960), (5, 518368), (8, 323980), (10, 259184), (16, 161990), (20, 129592), (32, 80995), (40, 64796), (80, 32398), (97, 26720), (160, 16199), (167, 15520), (194, 13360), (334, 7760), (388, 6680), (485, 5344), (668, 3880), (776, 3340), (835, 3104), (970, 2672), (1336, 1940), (1552, 1670)]