15298220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4751}}^1$

素因数の和:4790

約数の個数: 48

約数和(自身を含む): 38320128

約数和(自身を除く): 23021908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4751, 9502, 19004, 23755, 33257, 47510, 66514, 95020, 109273, 133028, 166285, 218546, 332570, 437092, 546365, 665140, 764911, 1092730, 1529822, 2185460, 3059644, 3824555, 7649110, 15298220]

約数ペア:

[(1, 15298220), (2, 7649110), (4, 3824555), (5, 3059644), (7, 2185460), (10, 1529822), (14, 1092730), (20, 764911), (23, 665140), (28, 546365), (35, 437092), (46, 332570), (70, 218546), (92, 166285), (115, 133028), (140, 109273), (161, 95020), (230, 66514), (322, 47510), (460, 33257), (644, 23755), (805, 19004), (1610, 9502), (3220, 4751)]