28645860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15401}}^1$

素因数の和:15444

約数の個数: 48

約数和(自身を含む): 82801152

約数和(自身を除く): 54155292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15401, 30802, 46203, 61604, 77005, 92406, 154010, 184812, 231015, 308020, 462030, 477431, 924060, 954862, 1432293, 1909724, 2387155, 2864586, 4774310, 5729172, 7161465, 9548620, 14322930, 28645860]

約数ペア:

[(1, 28645860), (2, 14322930), (3, 9548620), (4, 7161465), (5, 5729172), (6, 4774310), (10, 2864586), (12, 2387155), (15, 1909724), (20, 1432293), (30, 954862), (31, 924060), (60, 477431), (62, 462030), (93, 308020), (124, 231015), (155, 184812), (186, 154010), (310, 92406), (372, 77005), (465, 61604), (620, 46203), (930, 30802), (1860, 15401)]