1620109660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{60497}}^1$

素因数の和:60622

約数の個数: 48

約数和(自身を含む): 3699573696

約数和(自身を除く): 2079464036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 5356, 6695, 13390, 26780, 60497, 120994, 241988, 302485, 604970, 786461, 1209940, 1572922, 3145844, 3932305, 6231191, 7864610, 12462382, 15729220, 24924764, 31155955, 62311910, 81005483, 124623820, 162010966, 324021932, 405027415, 810054830, 1620109660]

約数ペア:

[(1, 1620109660), (2, 810054830), (4, 405027415), (5, 324021932), (10, 162010966), (13, 124623820), (20, 81005483), (26, 62311910), (52, 31155955), (65, 24924764), (103, 15729220), (130, 12462382), (206, 7864610), (260, 6231191), (412, 3932305), (515, 3145844), (1030, 1572922), (1339, 1209940), (2060, 786461), (2678, 604970), (5356, 302485), (6695, 241988), (13390, 120994), (26780, 60497)]