20954520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58207}}^1$

素因数の和:58224

約数の個数: 48

約数和(自身を含む): 68103360

約数和(自身を除く): 47148840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58207, 116414, 174621, 232828, 291035, 349242, 465656, 523863, 582070, 698484, 873105, 1047726, 1164140, 1396968, 1746210, 2095452, 2328280, 2619315, 3492420, 4190904, 5238630, 6984840, 10477260, 20954520]

約数ペア:

[(1, 20954520), (2, 10477260), (3, 6984840), (4, 5238630), (5, 4190904), (6, 3492420), (8, 2619315), (9, 2328280), (10, 2095452), (12, 1746210), (15, 1396968), (18, 1164140), (20, 1047726), (24, 873105), (30, 698484), (36, 582070), (40, 523863), (45, 465656), (60, 349242), (72, 291035), (90, 232828), (120, 174621), (180, 116414), (360, 58207)]