786333860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{6827}}^1$

素因数の和:7292

約数の個数: 48

約数和(自身を含む): 1782599616

約数和(自身を除く): 996265756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 443, 886, 1772, 2215, 4430, 5759, 6827, 8860, 11518, 13654, 23036, 27308, 28795, 34135, 57590, 68270, 88751, 115180, 136540, 177502, 355004, 443755, 887510, 1775020, 3024361, 6048722, 12097444, 15121805, 30243610, 39316693, 60487220, 78633386, 157266772, 196583465, 393166930, 786333860]

約数ペア:

[(1, 786333860), (2, 393166930), (4, 196583465), (5, 157266772), (10, 78633386), (13, 60487220), (20, 39316693), (26, 30243610), (52, 15121805), (65, 12097444), (130, 6048722), (260, 3024361), (443, 1775020), (886, 887510), (1772, 443755), (2215, 355004), (4430, 177502), (5759, 136540), (6827, 115180), (8860, 88751), (11518, 68270), (13654, 57590), (23036, 34135), (27308, 28795)]