2519580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{857}}^1$

素因数の和:883

約数の個数: 72

約数和(自身を含む): 8216208

約数和(自身を除く): 5696628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 857, 980, 1470, 1714, 2571, 2940, 3428, 4285, 5142, 5999, 8570, 10284, 11998, 12855, 17140, 17997, 23996, 25710, 29995, 35994, 41993, 51420, 59990, 71988, 83986, 89985, 119980, 125979, 167972, 179970, 209965, 251958, 359940, 419930, 503916, 629895, 839860, 1259790, 2519580]

約数ペア:

[(1, 2519580), (2, 1259790), (3, 839860), (4, 629895), (5, 503916), (6, 419930), (7, 359940), (10, 251958), (12, 209965), (14, 179970), (15, 167972), (20, 125979), (21, 119980), (28, 89985), (30, 83986), (35, 71988), (42, 59990), (49, 51420), (60, 41993), (70, 35994), (84, 29995), (98, 25710), (105, 23996), (140, 17997), (147, 17140), (196, 12855), (210, 11998), (245, 10284), (294, 8570), (420, 5999), (490, 5142), (588, 4285), (735, 3428), (857, 2940), (980, 2571), (1470, 1714)]