20342133520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{165437}}^1$

素因数の和:165532

約数の個数: 80

約数和(自身を含む): 49849778160

約数和(自身を除く): 29507644640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 116, 145, 212, 232, 265, 290, 424, 464, 530, 580, 848, 1060, 1160, 1537, 2120, 2320, 3074, 4240, 6148, 7685, 12296, 15370, 24592, 30740, 61480, 122960, 165437, 330874, 661748, 827185, 1323496, 1654370, 2646992, 3308740, 4797673, 6617480, 8768161, 9595346, 13234960, 17536322, 19190692, 23988365, 35072644, 38381384, 43840805, 47976730, 70145288, 76762768, 87681610, 95953460, 140290576, 175363220, 191906920, 254276669, 350726440, 383813840, 508553338, 701452880, 1017106676, 1271383345, 2034213352, 2542766690, 4068426704, 5085533380, 10171066760, 20342133520]

約数ペア:

[(1, 20342133520), (2, 10171066760), (4, 5085533380), (5, 4068426704), (8, 2542766690), (10, 2034213352), (16, 1271383345), (20, 1017106676), (29, 701452880), (40, 508553338), (53, 383813840), (58, 350726440), (80, 254276669), (106, 191906920), (116, 175363220), (145, 140290576), (212, 95953460), (232, 87681610), (265, 76762768), (290, 70145288), (424, 47976730), (464, 43840805), (530, 38381384), (580, 35072644), (848, 23988365), (1060, 19190692), (1160, 17536322), (1537, 13234960), (2120, 9595346), (2320, 8768161), (3074, 6617480), (4240, 4797673), (6148, 3308740), (7685, 2646992), (12296, 1654370), (15370, 1323496), (24592, 827185), (30740, 661748), (61480, 330874), (122960, 165437)]