245632020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{16987}}^1$

素因数の和:17240

約数の個数: 48

約数和(自身を含む): 690664128

約数和(自身を除く): 445032108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1446, 2410, 2892, 3615, 4820, 7230, 14460, 16987, 33974, 50961, 67948, 84935, 101922, 169870, 203844, 254805, 339740, 509610, 1019220, 4093867, 8187734, 12281601, 16375468, 20469335, 24563202, 40938670, 49126404, 61408005, 81877340, 122816010, 245632020]

約数ペア:

[(1, 245632020), (2, 122816010), (3, 81877340), (4, 61408005), (5, 49126404), (6, 40938670), (10, 24563202), (12, 20469335), (15, 16375468), (20, 12281601), (30, 8187734), (60, 4093867), (241, 1019220), (482, 509610), (723, 339740), (964, 254805), (1205, 203844), (1446, 169870), (2410, 101922), (2892, 84935), (3615, 67948), (4820, 50961), (7230, 33974), (14460, 16987)]