2016643220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{4649}}^1$

素因数の和:4745

約数の個数: 72

約数和(自身を含む): 4536037800

約数和(自身を除く): 2519394580

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 529, 820, 943, 1058, 1886, 2116, 2645, 3772, 4649, 4715, 5290, 9298, 9430, 10580, 18596, 18860, 21689, 23245, 43378, 46490, 86756, 92980, 106927, 108445, 190609, 213854, 216890, 381218, 427708, 433780, 534635, 762436, 953045, 1069270, 1906090, 2138540, 2459321, 3812180, 4384007, 4918642, 8768014, 9837284, 12296605, 17536028, 21920035, 24593210, 43840070, 49186420, 87680140, 100832161, 201664322, 403328644, 504160805, 1008321610, 2016643220]

約数ペア:

[(1, 2016643220), (2, 1008321610), (4, 504160805), (5, 403328644), (10, 201664322), (20, 100832161), (23, 87680140), (41, 49186420), (46, 43840070), (82, 24593210), (92, 21920035), (115, 17536028), (164, 12296605), (205, 9837284), (230, 8768014), (410, 4918642), (460, 4384007), (529, 3812180), (820, 2459321), (943, 2138540), (1058, 1906090), (1886, 1069270), (2116, 953045), (2645, 762436), (3772, 534635), (4649, 433780), (4715, 427708), (5290, 381218), (9298, 216890), (9430, 213854), (10580, 190609), (18596, 108445), (18860, 106927), (21689, 92980), (23245, 86756), (43378, 46490)]