42805390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 78550560

約数和(自身を除く): 35745170

約数列:

[1, 2, 5, 10, 109, 173, 218, 227, 346, 454, 545, 865, 1090, 1135, 1730, 2270, 18857, 24743, 37714, 39271, 49486, 78542, 94285, 123715, 188570, 196355, 247430, 392710, 4280539, 8561078, 21402695, 42805390]

約数ペア:

[(1, 42805390), (2, 21402695), (5, 8561078), (10, 4280539), (109, 392710), (173, 247430), (218, 196355), (227, 188570), (346, 123715), (454, 94285), (545, 78542), (865, 49486), (1090, 39271), (1135, 37714), (1730, 24743), (2270, 18857)]