8678320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{15497}}^1$

素因数の和:15517

約数の個数: 40

約数和(自身を含む): 23061024

約数和(自身を除く): 14382704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 15497, 30994, 61988, 77485, 108479, 123976, 154970, 216958, 247952, 309940, 433916, 542395, 619880, 867832, 1084790, 1239760, 1735664, 2169580, 4339160, 8678320]

約数ペア:

[(1, 8678320), (2, 4339160), (4, 2169580), (5, 1735664), (7, 1239760), (8, 1084790), (10, 867832), (14, 619880), (16, 542395), (20, 433916), (28, 309940), (35, 247952), (40, 216958), (56, 154970), (70, 123976), (80, 108479), (112, 77485), (140, 61988), (280, 30994), (560, 15497)]