42894640

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4093}}^1$

素因数の和:4237

約数の個数: 40

約数和(自身を含む): 100515888

約数和(自身を除く): 57621248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 4093, 5240, 8186, 10480, 16372, 20465, 32744, 40930, 65488, 81860, 163720, 327440, 536183, 1072366, 2144732, 2680915, 4289464, 5361830, 8578928, 10723660, 21447320, 42894640]

約数ペア:

[(1, 42894640), (2, 21447320), (4, 10723660), (5, 8578928), (8, 5361830), (10, 4289464), (16, 2680915), (20, 2144732), (40, 1072366), (80, 536183), (131, 327440), (262, 163720), (524, 81860), (655, 65488), (1048, 40930), (1310, 32744), (2096, 20465), (2620, 16372), (4093, 10480), (5240, 8186)]