56398840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74209}}^1$

素因数の和:74239

約数の個数: 32

約数和(自身を含む): 133578000

約数和(自身を除く): 77179160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 74209, 148418, 296836, 371045, 593672, 742090, 1409971, 1484180, 2819942, 2968360, 5639884, 7049855, 11279768, 14099710, 28199420, 56398840]

約数ペア:

[(1, 56398840), (2, 28199420), (4, 14099710), (5, 11279768), (8, 7049855), (10, 5639884), (19, 2968360), (20, 2819942), (38, 1484180), (40, 1409971), (76, 742090), (95, 593672), (152, 371045), (190, 296836), (380, 148418), (760, 74209)]