19847760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82699}}^1$

素因数の和:82715

約数の個数: 40

約数和(自身を含む): 61528800

約数和(自身を除く): 41681040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82699, 165398, 248097, 330796, 413495, 496194, 661592, 826990, 992388, 1240485, 1323184, 1653980, 1984776, 2480970, 3307960, 3969552, 4961940, 6615920, 9923880, 19847760]

約数ペア:

[(1, 19847760), (2, 9923880), (3, 6615920), (4, 4961940), (5, 3969552), (6, 3307960), (8, 2480970), (10, 1984776), (12, 1653980), (15, 1323184), (16, 1240485), (20, 992388), (24, 826990), (30, 661592), (40, 496194), (48, 413495), (60, 330796), (80, 248097), (120, 165398), (240, 82699)]