40415914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 79978752

約数和(自身を除く): 39562838

約数列:

[1, 2, 7, 11, 14, 22, 37, 41, 74, 77, 82, 154, 173, 259, 287, 346, 407, 451, 518, 574, 814, 902, 1211, 1517, 1903, 2422, 2849, 3034, 3157, 3806, 5698, 6314, 6401, 7093, 10619, 12802, 13321, 14186, 16687, 21238, 26642, 33374, 44807, 49651, 70411, 78023, 89614, 99302, 116809, 140822, 156046, 233618, 262441, 492877, 524882, 546161, 985754, 1092322, 1837087, 2886851, 3674174, 5773702, 20207957, 40415914]

約数ペア:

[(1, 40415914), (2, 20207957), (7, 5773702), (11, 3674174), (14, 2886851), (22, 1837087), (37, 1092322), (41, 985754), (74, 546161), (77, 524882), (82, 492877), (154, 262441), (173, 233618), (259, 156046), (287, 140822), (346, 116809), (407, 99302), (451, 89614), (518, 78023), (574, 70411), (814, 49651), (902, 44807), (1211, 33374), (1517, 26642), (1903, 21238), (2422, 16687), (2849, 14186), (3034, 13321), (3157, 12802), (3806, 10619), (5698, 7093), (6314, 6401)]