19940115120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2680123}}^1$

素因数の和:2680170

約数の個数: 80

約数和(自身を含む): 63808392192

約数和(自身を除く): 43868277072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2680123, 5360246, 8040369, 10720492, 13400615, 16080738, 21440984, 26801230, 32161476, 40201845, 42881968, 53602460, 64322952, 80403690, 83083813, 107204920, 128645904, 160807380, 166167626, 214409840, 249251439, 321614760, 332335252, 415419065, 498502878, 643229520, 664670504, 830838130, 997005756, 1246257195, 1329341008, 1661676260, 1994011512, 2492514390, 3323352520, 3988023024, 4985028780, 6646705040, 9970057560, 19940115120]

約数ペア:

[(1, 19940115120), (2, 9970057560), (3, 6646705040), (4, 4985028780), (5, 3988023024), (6, 3323352520), (8, 2492514390), (10, 1994011512), (12, 1661676260), (15, 1329341008), (16, 1246257195), (20, 997005756), (24, 830838130), (30, 664670504), (31, 643229520), (40, 498502878), (48, 415419065), (60, 332335252), (62, 321614760), (80, 249251439), (93, 214409840), (120, 166167626), (124, 160807380), (155, 128645904), (186, 107204920), (240, 83083813), (248, 80403690), (310, 64322952), (372, 53602460), (465, 42881968), (496, 40201845), (620, 32161476), (744, 26801230), (930, 21440984), (1240, 16080738), (1488, 13400615), (1860, 10720492), (2480, 8040369), (3720, 5360246), (7440, 2680123)]