17882220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{607}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 50254848

約数和(自身を除く): 32372628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 607, 982, 1214, 1473, 1821, 1964, 2428, 2455, 2946, 3035, 3642, 4910, 5892, 6070, 7284, 7365, 9105, 9820, 12140, 14730, 18210, 29460, 36420, 298037, 596074, 894111, 1192148, 1490185, 1788222, 2980370, 3576444, 4470555, 5960740, 8941110, 17882220]

約数ペア:

[(1, 17882220), (2, 8941110), (3, 5960740), (4, 4470555), (5, 3576444), (6, 2980370), (10, 1788222), (12, 1490185), (15, 1192148), (20, 894111), (30, 596074), (60, 298037), (491, 36420), (607, 29460), (982, 18210), (1214, 14730), (1473, 12140), (1821, 9820), (1964, 9105), (2428, 7365), (2455, 7284), (2946, 6070), (3035, 5892), (3642, 4910)]