1889220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 5673024

約数和(自身を除く): 3783804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 46, 60, 69, 74, 92, 111, 115, 138, 148, 185, 222, 230, 276, 345, 370, 444, 460, 555, 690, 740, 851, 1110, 1369, 1380, 1702, 2220, 2553, 2738, 3404, 4107, 4255, 5106, 5476, 6845, 8214, 8510, 10212, 12765, 13690, 16428, 17020, 20535, 25530, 27380, 31487, 41070, 51060, 62974, 82140, 94461, 125948, 157435, 188922, 314870, 377844, 472305, 629740, 944610, 1889220]

約数ペア:

[(1, 1889220), (2, 944610), (3, 629740), (4, 472305), (5, 377844), (6, 314870), (10, 188922), (12, 157435), (15, 125948), (20, 94461), (23, 82140), (30, 62974), (37, 51060), (46, 41070), (60, 31487), (69, 27380), (74, 25530), (92, 20535), (111, 17020), (115, 16428), (138, 13690), (148, 12765), (185, 10212), (222, 8510), (230, 8214), (276, 6845), (345, 5476), (370, 5106), (444, 4255), (460, 4107), (555, 3404), (690, 2738), (740, 2553), (851, 2220), (1110, 1702), (1369, 1380)]