20698049220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{23027}}^1$

素因数の和:23321

約数の個数: 96

約数和(自身を含む): 59051897856

約数和(自身を除く): 38353848636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 211, 213, 284, 355, 422, 426, 633, 710, 844, 852, 1055, 1065, 1266, 1420, 2110, 2130, 2532, 3165, 4220, 4260, 6330, 12660, 14981, 23027, 29962, 44943, 46054, 59924, 69081, 74905, 89886, 92108, 115135, 138162, 149810, 179772, 224715, 230270, 276324, 299620, 345405, 449430, 460540, 690810, 898860, 1381620, 1634917, 3269834, 4858697, 4904751, 6539668, 8174585, 9717394, 9809502, 14576091, 16349170, 19434788, 19619004, 24293485, 24523755, 29152182, 32698340, 48586970, 49047510, 58304364, 72880455, 97173940, 98095020, 145760910, 291521820, 344967487, 689934974, 1034902461, 1379869948, 1724837435, 2069804922, 3449674870, 4139609844, 5174512305, 6899349740, 10349024610, 20698049220]

約数ペア:

[(1, 20698049220), (2, 10349024610), (3, 6899349740), (4, 5174512305), (5, 4139609844), (6, 3449674870), (10, 2069804922), (12, 1724837435), (15, 1379869948), (20, 1034902461), (30, 689934974), (60, 344967487), (71, 291521820), (142, 145760910), (211, 98095020), (213, 97173940), (284, 72880455), (355, 58304364), (422, 49047510), (426, 48586970), (633, 32698340), (710, 29152182), (844, 24523755), (852, 24293485), (1055, 19619004), (1065, 19434788), (1266, 16349170), (1420, 14576091), (2110, 9809502), (2130, 9717394), (2532, 8174585), (3165, 6539668), (4220, 4904751), (4260, 4858697), (6330, 3269834), (12660, 1634917), (14981, 1381620), (23027, 898860), (29962, 690810), (44943, 460540), (46054, 449430), (59924, 345405), (69081, 299620), (74905, 276324), (89886, 230270), (92108, 224715), (115135, 179772), (138162, 149810)]