210969080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{753461}}^1$

素因数の和:753479

約数の個数: 32

約数和(自身を含む): 542492640

約数和(自身を除く): 331523560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 753461, 1506922, 3013844, 3767305, 5274227, 6027688, 7534610, 10548454, 15069220, 21096908, 26371135, 30138440, 42193816, 52742270, 105484540, 210969080]

約数ペア:

[(1, 210969080), (2, 105484540), (4, 52742270), (5, 42193816), (7, 30138440), (8, 26371135), (10, 21096908), (14, 15069220), (20, 10548454), (28, 7534610), (35, 6027688), (40, 5274227), (56, 3767305), (70, 3013844), (140, 1506922), (280, 753461)]