112640120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68683}}^1$

素因数の和:68735

約数の個数: 32

約数和(自身を含む): 259625520

約数和(自身を除く): 146985400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 68683, 137366, 274732, 343415, 549464, 686830, 1373660, 2747320, 2816003, 5632006, 11264012, 14080015, 22528024, 28160030, 56320060, 112640120]

約数ペア:

[(1, 112640120), (2, 56320060), (4, 28160030), (5, 22528024), (8, 14080015), (10, 11264012), (20, 5632006), (40, 2816003), (41, 2747320), (82, 1373660), (164, 686830), (205, 549464), (328, 343415), (410, 274732), (820, 137366), (1640, 68683)]