19161840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79841}}^1$

素因数の和:79857

約数の個数: 40

約数和(自身を含む): 59402448

約数和(自身を除く): 40240608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 79841, 159682, 239523, 319364, 399205, 479046, 638728, 798410, 958092, 1197615, 1277456, 1596820, 1916184, 2395230, 3193640, 3832368, 4790460, 6387280, 9580920, 19161840]

約数ペア:

[(1, 19161840), (2, 9580920), (3, 6387280), (4, 4790460), (5, 3832368), (6, 3193640), (8, 2395230), (10, 1916184), (12, 1596820), (15, 1277456), (16, 1197615), (20, 958092), (24, 798410), (30, 638728), (40, 479046), (48, 399205), (60, 319364), (80, 239523), (120, 159682), (240, 79841)]