18444998320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32937497}}^1$

素因数の和:32937517

約数の個数: 40

約数和(自身を含む): 49010997024

約数和(自身を除く): 30565998704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32937497, 65874994, 131749988, 164687485, 230562479, 263499976, 329374970, 461124958, 526999952, 658749940, 922249916, 1152812395, 1317499880, 1844499832, 2305624790, 2634999760, 3688999664, 4611249580, 9222499160, 18444998320]

約数ペア:

[(1, 18444998320), (2, 9222499160), (4, 4611249580), (5, 3688999664), (7, 2634999760), (8, 2305624790), (10, 1844499832), (14, 1317499880), (16, 1152812395), (20, 922249916), (28, 658749940), (35, 526999952), (40, 461124958), (56, 329374970), (70, 263499976), (80, 230562479), (112, 164687485), (140, 131749988), (280, 65874994), (560, 32937497)]