1688538530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{857}}^1\times {\mathrm{4021}}^1$

素因数の和:4899

約数の個数: 48

約数和(自身を含む): 3540598776

約数和(自身を除く): 1852060246

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 857, 1714, 4021, 4285, 5999, 8042, 8570, 11998, 20105, 28147, 29995, 40210, 41993, 56294, 59990, 83986, 140735, 197029, 209965, 281470, 394058, 419930, 985145, 1970290, 3445997, 6891994, 17229985, 24121979, 34459970, 48243958, 120609895, 168853853, 241219790, 337707706, 844269265, 1688538530]

約数ペア:

[(1, 1688538530), (2, 844269265), (5, 337707706), (7, 241219790), (10, 168853853), (14, 120609895), (35, 48243958), (49, 34459970), (70, 24121979), (98, 17229985), (245, 6891994), (490, 3445997), (857, 1970290), (1714, 985145), (4021, 419930), (4285, 394058), (5999, 281470), (8042, 209965), (8570, 197029), (11998, 140735), (20105, 83986), (28147, 59990), (29995, 56294), (40210, 41993)]