1290169360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{701179}}^1$

素因数の和:701215

約数の個数: 40

約数和(自身を含む): 3130067520

約数和(自身を除く): 1839898160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 701179, 1402358, 2804716, 3505895, 5609432, 7011790, 11218864, 14023580, 16127117, 28047160, 32254234, 56094320, 64508468, 80635585, 129016936, 161271170, 258033872, 322542340, 645084680, 1290169360]

約数ペア:

[(1, 1290169360), (2, 645084680), (4, 322542340), (5, 258033872), (8, 161271170), (10, 129016936), (16, 80635585), (20, 64508468), (23, 56094320), (40, 32254234), (46, 28047160), (80, 16127117), (92, 14023580), (115, 11218864), (184, 7011790), (230, 5609432), (368, 3505895), (460, 2804716), (920, 1402358), (1840, 701179)]