42879580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5939}}^1$

素因数の和:5986

約数の個数: 36

約数和(自身を含む): 95051880

約数和(自身を除く): 52172300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 5939, 7220, 11878, 23756, 29695, 59390, 112841, 118780, 225682, 451364, 564205, 1128410, 2143979, 2256820, 4287958, 8575916, 10719895, 21439790, 42879580]

約数ペア:

[(1, 42879580), (2, 21439790), (4, 10719895), (5, 8575916), (10, 4287958), (19, 2256820), (20, 2143979), (38, 1128410), (76, 564205), (95, 451364), (190, 225682), (361, 118780), (380, 112841), (722, 59390), (1444, 29695), (1805, 23756), (3610, 11878), (5939, 7220)]