1720806535

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{55057}}^1$

素因数の和:55135

約数の個数: 32

約数和(自身を含む): 2537072640

約数和(自身を除く): 816266105

約数列:

[1, 5, 7, 19, 35, 47, 95, 133, 235, 329, 665, 893, 1645, 4465, 6251, 31255, 55057, 275285, 385399, 1046083, 1926995, 2587679, 5230415, 7322581, 12938395, 18113753, 36612905, 49165901, 90568765, 245829505, 344161307, 1720806535]

約数ペア:

[(1, 1720806535), (5, 344161307), (7, 245829505), (19, 90568765), (35, 49165901), (47, 36612905), (95, 18113753), (133, 12938395), (235, 7322581), (329, 5230415), (665, 2587679), (893, 1926995), (1645, 1046083), (4465, 385399), (6251, 275285), (31255, 55057)]