2020950

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{499}}^1$

素因数の和:523

約数の個数: 60

約数和(自身を含む): 5626500

約数和(自身を除く): 3605550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 499, 675, 810, 998, 1350, 1497, 2025, 2495, 2994, 4050, 4491, 4990, 7485, 8982, 12475, 13473, 14970, 22455, 24950, 26946, 37425, 40419, 44910, 67365, 74850, 80838, 112275, 134730, 202095, 224550, 336825, 404190, 673650, 1010475, 2020950]

約数ペア:

[(1, 2020950), (2, 1010475), (3, 673650), (5, 404190), (6, 336825), (9, 224550), (10, 202095), (15, 134730), (18, 112275), (25, 80838), (27, 74850), (30, 67365), (45, 44910), (50, 40419), (54, 37425), (75, 26946), (81, 24950), (90, 22455), (135, 14970), (150, 13473), (162, 12475), (225, 8982), (270, 7485), (405, 4990), (450, 4491), (499, 4050), (675, 2994), (810, 2495), (998, 2025), (1350, 1497)]