1799888920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1\times {\mathrm{1481}}^1$

素因数の和:2836

約数の個数: 64

約数和(自身を含む): 4231880640

約数和(自身を除く): 2431991720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1321, 1481, 2642, 2962, 5284, 5924, 6605, 7405, 10568, 11848, 13210, 14810, 26420, 29620, 30383, 34063, 52840, 59240, 60766, 68126, 121532, 136252, 151915, 170315, 243064, 272504, 303830, 340630, 607660, 681260, 1215320, 1362520, 1956401, 3912802, 7825604, 9782005, 15651208, 19564010, 39128020, 44997223, 78256040, 89994446, 179988892, 224986115, 359977784, 449972230, 899944460, 1799888920]

約数ペア:

[(1, 1799888920), (2, 899944460), (4, 449972230), (5, 359977784), (8, 224986115), (10, 179988892), (20, 89994446), (23, 78256040), (40, 44997223), (46, 39128020), (92, 19564010), (115, 15651208), (184, 9782005), (230, 7825604), (460, 3912802), (920, 1956401), (1321, 1362520), (1481, 1215320), (2642, 681260), (2962, 607660), (5284, 340630), (5924, 303830), (6605, 272504), (7405, 243064), (10568, 170315), (11848, 151915), (13210, 136252), (14810, 121532), (26420, 68126), (29620, 60766), (30383, 59240), (34063, 52840)]