120639920

素因数分解:

$2^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{2543}}^1$

素因数の和:3149

約数の個数: 40

約数和(自身を含む): 281071296

約数和(自身を除く): 160431376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 593, 1186, 2372, 2543, 2965, 4744, 5086, 5930, 9488, 10172, 11860, 12715, 20344, 23720, 25430, 40688, 47440, 50860, 101720, 203440, 1507999, 3015998, 6031996, 7539995, 12063992, 15079990, 24127984, 30159980, 60319960, 120639920]

約数ペア:

[(1, 120639920), (2, 60319960), (4, 30159980), (5, 24127984), (8, 15079990), (10, 12063992), (16, 7539995), (20, 6031996), (40, 3015998), (80, 1507999), (593, 203440), (1186, 101720), (2372, 50860), (2543, 47440), (2965, 40688), (4744, 25430), (5086, 23720), (5930, 20344), (9488, 12715), (10172, 11860)]