20304060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1667}}^1$

素因数の和:1715

約数の個数: 96

約数和(自身を含む): 67253760

約数和(自身を除く): 46949700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1667, 1740, 2030, 2436, 3045, 3334, 4060, 5001, 6090, 6668, 8335, 10002, 11669, 12180, 16670, 20004, 23338, 25005, 33340, 35007, 46676, 48343, 50010, 58345, 70014, 96686, 100020, 116690, 140028, 145029, 175035, 193372, 233380, 241715, 290058, 338401, 350070, 483430, 580116, 676802, 700140, 725145, 966860, 1015203, 1353604, 1450290, 1692005, 2030406, 2900580, 3384010, 4060812, 5076015, 6768020, 10152030, 20304060]

約数ペア:

[(1, 20304060), (2, 10152030), (3, 6768020), (4, 5076015), (5, 4060812), (6, 3384010), (7, 2900580), (10, 2030406), (12, 1692005), (14, 1450290), (15, 1353604), (20, 1015203), (21, 966860), (28, 725145), (29, 700140), (30, 676802), (35, 580116), (42, 483430), (58, 350070), (60, 338401), (70, 290058), (84, 241715), (87, 233380), (105, 193372), (116, 175035), (140, 145029), (145, 140028), (174, 116690), (203, 100020), (210, 96686), (290, 70014), (348, 58345), (406, 50010), (420, 48343), (435, 46676), (580, 35007), (609, 33340), (812, 25005), (870, 23338), (1015, 20004), (1218, 16670), (1667, 12180), (1740, 11669), (2030, 10002), (2436, 8335), (3045, 6668), (3334, 6090), (4060, 5001)]