20127840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2244

約数の個数: 96

約数和(自身を含む): 66769920

約数和(自身を除く): 46642080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2207, 2280, 3040, 4414, 4560, 6621, 8828, 9120, 11035, 13242, 17656, 22070, 26484, 33105, 35312, 41933, 44140, 52968, 66210, 70624, 83866, 88280, 105936, 125799, 132420, 167732, 176560, 209665, 211872, 251598, 264840, 335464, 353120, 419330, 503196, 529680, 628995, 670928, 838660, 1006392, 1059360, 1257990, 1341856, 1677320, 2012784, 2515980, 3354640, 4025568, 5031960, 6709280, 10063920, 20127840]

約数ペア:

[(1, 20127840), (2, 10063920), (3, 6709280), (4, 5031960), (5, 4025568), (6, 3354640), (8, 2515980), (10, 2012784), (12, 1677320), (15, 1341856), (16, 1257990), (19, 1059360), (20, 1006392), (24, 838660), (30, 670928), (32, 628995), (38, 529680), (40, 503196), (48, 419330), (57, 353120), (60, 335464), (76, 264840), (80, 251598), (95, 211872), (96, 209665), (114, 176560), (120, 167732), (152, 132420), (160, 125799), (190, 105936), (228, 88280), (240, 83866), (285, 70624), (304, 66210), (380, 52968), (456, 44140), (480, 41933), (570, 35312), (608, 33105), (760, 26484), (912, 22070), (1140, 17656), (1520, 13242), (1824, 11035), (2207, 9120), (2280, 8828), (3040, 6621), (4414, 4560)]