2029740040

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{46511}}^1$

素因数の和:47613

約数の個数: 32

約数和(自身を含む): 4571199360

約数和(自身を除く): 2541459320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 4364, 5455, 8728, 10910, 21820, 43640, 46511, 93022, 186044, 232555, 372088, 465110, 930220, 1860440, 50743501, 101487002, 202974004, 253717505, 405948008, 507435010, 1014870020, 2029740040]

約数ペア:

[(1, 2029740040), (2, 1014870020), (4, 507435010), (5, 405948008), (8, 253717505), (10, 202974004), (20, 101487002), (40, 50743501), (1091, 1860440), (2182, 930220), (4364, 465110), (5455, 372088), (8728, 232555), (10910, 186044), (21820, 93022), (43640, 46511)]