42563960

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5879}}^1$

素因数の和:6071

約数の個数: 32

約数和(自身を含む): 96314400

約数和(自身を除く): 53750440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 5879, 7240, 11758, 23516, 29395, 47032, 58790, 117580, 235160, 1064099, 2128198, 4256396, 5320495, 8512792, 10640990, 21281980, 42563960]

約数ペア:

[(1, 42563960), (2, 21281980), (4, 10640990), (5, 8512792), (8, 5320495), (10, 4256396), (20, 2128198), (40, 1064099), (181, 235160), (362, 117580), (724, 58790), (905, 47032), (1448, 29395), (1810, 23516), (3620, 11758), (5879, 7240)]