8539860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20333}}^1$

素因数の和:20352

約数の個数: 48

約数和(自身を含む): 27328896

約数和(自身を除く): 18789036

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, 20333, 40666, 60999, 81332, 101665, 121998, 142331, 203330, 243996, 284662, 304995, 406660, 426993, 569324, 609990, 711655, 853986, 1219980, 1423310, 1707972, 2134965, 2846620, 4269930, 8539860]

約数ペア:

[(1, 8539860), (2, 4269930), (3, 2846620), (4, 2134965), (5, 1707972), (6, 1423310), (7, 1219980), (10, 853986), (12, 711655), (14, 609990), (15, 569324), (20, 426993), (21, 406660), (28, 304995), (30, 284662), (35, 243996), (42, 203330), (60, 142331), (70, 121998), (84, 101665), (105, 81332), (140, 60999), (210, 40666), (420, 20333)]