12172520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 29082240

約数和(自身を除く): 16909720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 131, 184, 202, 230, 262, 404, 460, 505, 524, 655, 808, 920, 1010, 1048, 1310, 2020, 2323, 2620, 3013, 4040, 4646, 5240, 6026, 9292, 11615, 12052, 13231, 15065, 18584, 23230, 24104, 26462, 30130, 46460, 52924, 60260, 66155, 92920, 105848, 120520, 132310, 264620, 304313, 529240, 608626, 1217252, 1521565, 2434504, 3043130, 6086260, 12172520]

約数ペア:

[(1, 12172520), (2, 6086260), (4, 3043130), (5, 2434504), (8, 1521565), (10, 1217252), (20, 608626), (23, 529240), (40, 304313), (46, 264620), (92, 132310), (101, 120520), (115, 105848), (131, 92920), (184, 66155), (202, 60260), (230, 52924), (262, 46460), (404, 30130), (460, 26462), (505, 24104), (524, 23230), (655, 18584), (808, 15065), (920, 13231), (1010, 12052), (1048, 11615), (1310, 9292), (2020, 6026), (2323, 5240), (2620, 4646), (3013, 4040)]