1854292280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{4871}}^1$

素因数の和:5220

約数の個数: 64

約数和(自身を含む): 4321658880

約数和(自身を除く): 2467366600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 307, 310, 614, 620, 1228, 1240, 1535, 2456, 3070, 4871, 6140, 9517, 9742, 12280, 19034, 19484, 24355, 38068, 38968, 47585, 48710, 76136, 95170, 97420, 151001, 190340, 194840, 302002, 380680, 604004, 755005, 1208008, 1495397, 1510010, 2990794, 3020020, 5981588, 6040040, 7476985, 11963176, 14953970, 29907940, 46357307, 59815880, 92714614, 185429228, 231786535, 370858456, 463573070, 927146140, 1854292280]

約数ペア:

[(1, 1854292280), (2, 927146140), (4, 463573070), (5, 370858456), (8, 231786535), (10, 185429228), (20, 92714614), (31, 59815880), (40, 46357307), (62, 29907940), (124, 14953970), (155, 11963176), (248, 7476985), (307, 6040040), (310, 5981588), (614, 3020020), (620, 2990794), (1228, 1510010), (1240, 1495397), (1535, 1208008), (2456, 755005), (3070, 604004), (4871, 380680), (6140, 302002), (9517, 194840), (9742, 190340), (12280, 151001), (19034, 97420), (19484, 95170), (24355, 76136), (38068, 48710), (38968, 47585)]