13368520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1366

約数の個数: 64

約数和(自身を含む): 34266240

約数和(自身を除く): 20897720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 1321, 2024, 2530, 2642, 5060, 5284, 6605, 10120, 10568, 13210, 14531, 26420, 29062, 30383, 52840, 58124, 60766, 72655, 116248, 121532, 145310, 151915, 243064, 290620, 303830, 334213, 581240, 607660, 668426, 1215320, 1336852, 1671065, 2673704, 3342130, 6684260, 13368520]

約数ペア:

[(1, 13368520), (2, 6684260), (4, 3342130), (5, 2673704), (8, 1671065), (10, 1336852), (11, 1215320), (20, 668426), (22, 607660), (23, 581240), (40, 334213), (44, 303830), (46, 290620), (55, 243064), (88, 151915), (92, 145310), (110, 121532), (115, 116248), (184, 72655), (220, 60766), (230, 58124), (253, 52840), (440, 30383), (460, 29062), (506, 26420), (920, 14531), (1012, 13210), (1265, 10568), (1321, 10120), (2024, 6605), (2530, 5284), (2642, 5060)]