19551040

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:695

約数の個数: 56

約数和(自身を含む): 47073312

約数和(自身を除く): 27522272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 571, 856, 1070, 1142, 1712, 2140, 2284, 2855, 3424, 4280, 4568, 5710, 6848, 8560, 9136, 11420, 17120, 18272, 22840, 34240, 36544, 45680, 61097, 91360, 122194, 182720, 244388, 305485, 488776, 610970, 977552, 1221940, 1955104, 2443880, 3910208, 4887760, 9775520, 19551040]

約数ペア:

[(1, 19551040), (2, 9775520), (4, 4887760), (5, 3910208), (8, 2443880), (10, 1955104), (16, 1221940), (20, 977552), (32, 610970), (40, 488776), (64, 305485), (80, 244388), (107, 182720), (160, 122194), (214, 91360), (320, 61097), (428, 45680), (535, 36544), (571, 34240), (856, 22840), (1070, 18272), (1142, 17120), (1712, 11420), (2140, 9136), (2284, 8560), (2855, 6848), (3424, 5710), (4280, 4568)]