13259680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11839}}^1$

素因数の和:11861

約数の個数: 48

約数和(自身を含む): 35804160

約数和(自身を除く): 22544480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11839, 23678, 47356, 59195, 82873, 94712, 118390, 165746, 189424, 236780, 331492, 378848, 414365, 473560, 662984, 828730, 947120, 1325968, 1657460, 1894240, 2651936, 3314920, 6629840, 13259680]

約数ペア:

[(1, 13259680), (2, 6629840), (4, 3314920), (5, 2651936), (7, 1894240), (8, 1657460), (10, 1325968), (14, 947120), (16, 828730), (20, 662984), (28, 473560), (32, 414365), (35, 378848), (40, 331492), (56, 236780), (70, 189424), (80, 165746), (112, 118390), (140, 94712), (160, 82873), (224, 59195), (280, 47356), (560, 23678), (1120, 11839)]