420067105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{941}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 549826560

約数和(自身を除く): 129759455

約数列:

[1, 5, 19, 37, 95, 127, 185, 635, 703, 941, 2413, 3515, 4699, 4705, 12065, 17879, 23495, 34817, 89281, 89395, 119507, 174085, 446405, 597535, 661523, 2270633, 3307615, 4421759, 11353165, 22108795, 84013421, 420067105]

約数ペア:

[(1, 420067105), (5, 84013421), (19, 22108795), (37, 11353165), (95, 4421759), (127, 3307615), (185, 2270633), (635, 661523), (703, 597535), (941, 446405), (2413, 174085), (3515, 119507), (4699, 89395), (4705, 89281), (12065, 34817), (17879, 23495)]