7451920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{1901}}^1$

素因数の和:1928

約数の個数: 60

約数和(自身を含む): 20165004

約数和(自身を除く): 12713084

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1901, 1960, 3802, 3920, 7604, 9505, 13307, 15208, 19010, 26614, 30416, 38020, 53228, 66535, 76040, 93149, 106456, 133070, 152080, 186298, 212912, 266140, 372596, 465745, 532280, 745192, 931490, 1064560, 1490384, 1862980, 3725960, 7451920]

約数ペア:

[(1, 7451920), (2, 3725960), (4, 1862980), (5, 1490384), (7, 1064560), (8, 931490), (10, 745192), (14, 532280), (16, 465745), (20, 372596), (28, 266140), (35, 212912), (40, 186298), (49, 152080), (56, 133070), (70, 106456), (80, 93149), (98, 76040), (112, 66535), (140, 53228), (196, 38020), (245, 30416), (280, 26614), (392, 19010), (490, 15208), (560, 13307), (784, 9505), (980, 7604), (1901, 3920), (1960, 3802)]