20622426160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{86243}}^1$

素因数の和:86331

約数の個数: 120

約数和(自身を含む): 56690251056

約数和(自身を除く): 36067824896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 196, 244, 245, 280, 305, 392, 427, 488, 490, 560, 610, 784, 854, 976, 980, 1220, 1708, 1960, 2135, 2440, 2989, 3416, 3920, 4270, 4880, 5978, 6832, 8540, 11956, 14945, 17080, 23912, 29890, 34160, 47824, 59780, 86243, 119560, 172486, 239120, 344972, 431215, 603701, 689944, 862430, 1207402, 1379888, 1724860, 2414804, 3018505, 3449720, 4225907, 4829608, 5260823, 6037010, 6899440, 8451814, 9659216, 10521646, 12074020, 16903628, 21043292, 21129535, 24148040, 26304115, 33807256, 36825761, 42086584, 42259070, 48296080, 52608230, 67614512, 73651522, 84173168, 84518140, 105216460, 147303044, 169036280, 184128805, 210432920, 257780327, 294606088, 338072560, 368257610, 420865840, 515560654, 589212176, 736515220, 1031121308, 1288901635, 1473030440, 2062242616, 2577803270, 2946060880, 4124485232, 5155606540, 10311213080, 20622426160]

約数ペア:

[(1, 20622426160), (2, 10311213080), (4, 5155606540), (5, 4124485232), (7, 2946060880), (8, 2577803270), (10, 2062242616), (14, 1473030440), (16, 1288901635), (20, 1031121308), (28, 736515220), (35, 589212176), (40, 515560654), (49, 420865840), (56, 368257610), (61, 338072560), (70, 294606088), (80, 257780327), (98, 210432920), (112, 184128805), (122, 169036280), (140, 147303044), (196, 105216460), (244, 84518140), (245, 84173168), (280, 73651522), (305, 67614512), (392, 52608230), (427, 48296080), (488, 42259070), (490, 42086584), (560, 36825761), (610, 33807256), (784, 26304115), (854, 24148040), (976, 21129535), (980, 21043292), (1220, 16903628), (1708, 12074020), (1960, 10521646), (2135, 9659216), (2440, 8451814), (2989, 6899440), (3416, 6037010), (3920, 5260823), (4270, 4829608), (4880, 4225907), (5978, 3449720), (6832, 3018505), (8540, 2414804), (11956, 1724860), (14945, 1379888), (17080, 1207402), (23912, 862430), (29890, 689944), (34160, 603701), (47824, 431215), (59780, 344972), (86243, 239120), (119560, 172486)]