3640980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{8669}}^1$

素因数の和:8688

約数の個数: 48

約数和(自身を含む): 11652480

約数和(自身を除く): 8011500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 8669, 17338, 26007, 34676, 43345, 52014, 60683, 86690, 104028, 121366, 130035, 173380, 182049, 242732, 260070, 303415, 364098, 520140, 606830, 728196, 910245, 1213660, 1820490, 3640980]

約数ペア:

[(1, 3640980), (2, 1820490), (3, 1213660), (4, 910245), (5, 728196), (6, 606830), (7, 520140), (10, 364098), (12, 303415), (14, 260070), (15, 242732), (20, 182049), (21, 173380), (28, 130035), (30, 121366), (35, 104028), (42, 86690), (60, 60683), (70, 52014), (84, 43345), (105, 34676), (140, 26007), (210, 17338), (420, 8669)]