45351880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{161971}}^1$

素因数の和:161989

約数の個数: 32

約数和(自身を含む): 116619840

約数和(自身を除く): 71267960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 161971, 323942, 647884, 809855, 1133797, 1295768, 1619710, 2267594, 3239420, 4535188, 5668985, 6478840, 9070376, 11337970, 22675940, 45351880]

約数ペア:

[(1, 45351880), (2, 22675940), (4, 11337970), (5, 9070376), (7, 6478840), (8, 5668985), (10, 4535188), (14, 3239420), (20, 2267594), (28, 1619710), (35, 1295768), (40, 1133797), (56, 809855), (70, 647884), (140, 323942), (280, 161971)]