20683950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19699}}^1$

素因数の和:19721

約数の個数: 48

約数和(自身を含む): 58627200

約数和(自身を除く): 37943250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19699, 39398, 59097, 98495, 118194, 137893, 196990, 275786, 295485, 413679, 492475, 590970, 689465, 827358, 984950, 1378930, 1477425, 2068395, 2954850, 3447325, 4136790, 6894650, 10341975, 20683950]

約数ペア:

[(1, 20683950), (2, 10341975), (3, 6894650), (5, 4136790), (6, 3447325), (7, 2954850), (10, 2068395), (14, 1477425), (15, 1378930), (21, 984950), (25, 827358), (30, 689465), (35, 590970), (42, 492475), (50, 413679), (70, 295485), (75, 275786), (105, 196990), (150, 137893), (175, 118194), (210, 98495), (350, 59097), (525, 39398), (1050, 19699)]