408086332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 789949440

約数和(自身を除く): 381863108

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 157, 314, 437, 628, 874, 1487, 1748, 2974, 2983, 3611, 5948, 5966, 7222, 11932, 14444, 28253, 34201, 56506, 68402, 68609, 113012, 136804, 137218, 233459, 274436, 466918, 649819, 933836, 1299638, 2599276, 4435721, 5369557, 8871442, 10739114, 17742884, 21478228, 102021583, 204043166, 408086332]

約数ペア:

[(1, 408086332), (2, 204043166), (4, 102021583), (19, 21478228), (23, 17742884), (38, 10739114), (46, 8871442), (76, 5369557), (92, 4435721), (157, 2599276), (314, 1299638), (437, 933836), (628, 649819), (874, 466918), (1487, 274436), (1748, 233459), (2974, 137218), (2983, 136804), (3611, 113012), (5948, 68609), (5966, 68402), (7222, 56506), (11932, 34201), (14444, 28253)]