31210480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55733}}^1$

素因数の和:55753

約数の個数: 40

約数和(自身を含む): 82932192

約数和(自身を除く): 51721712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55733, 111466, 222932, 278665, 390131, 445864, 557330, 780262, 891728, 1114660, 1560524, 1950655, 2229320, 3121048, 3901310, 4458640, 6242096, 7802620, 15605240, 31210480]

約数ペア:

[(1, 31210480), (2, 15605240), (4, 7802620), (5, 6242096), (7, 4458640), (8, 3901310), (10, 3121048), (14, 2229320), (16, 1950655), (20, 1560524), (28, 1114660), (35, 891728), (40, 780262), (56, 557330), (70, 445864), (80, 390131), (112, 278665), (140, 222932), (280, 111466), (560, 55733)]