2021292260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7774201}}^1$

素因数の和:7774223

約数の個数: 24

約数和(自身を含む): 4571230776

約数和(自身を除く): 2549938516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7774201, 15548402, 31096804, 38871005, 77742010, 101064613, 155484020, 202129226, 404258452, 505323065, 1010646130, 2021292260]

約数ペア:

[(1, 2021292260), (2, 1010646130), (4, 505323065), (5, 404258452), (10, 202129226), (13, 155484020), (20, 101064613), (26, 77742010), (52, 38871005), (65, 31096804), (130, 15548402), (260, 7774201)]