19818221520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82575923}}^1$

素因数の和:82575939

約数の個数: 40

約数和(自身を含む): 61436487456

約数和(自身を除く): 41618265936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82575923, 165151846, 247727769, 330303692, 412879615, 495455538, 660607384, 825759230, 990911076, 1238638845, 1321214768, 1651518460, 1981822152, 2477277690, 3303036920, 3963644304, 4954555380, 6606073840, 9909110760, 19818221520]

約数ペア:

[(1, 19818221520), (2, 9909110760), (3, 6606073840), (4, 4954555380), (5, 3963644304), (6, 3303036920), (8, 2477277690), (10, 1981822152), (12, 1651518460), (15, 1321214768), (16, 1238638845), (20, 990911076), (24, 825759230), (30, 660607384), (40, 495455538), (48, 412879615), (60, 330303692), (80, 247727769), (120, 165151846), (240, 82575923)]