20534580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3457}}^1$

素因数の和:3486

約数の個数: 96

約数和(自身を含む): 69713280

約数和(自身を除く): 49178700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3457, 5940, 6914, 10371, 13828, 17285, 20742, 31113, 34570, 38027, 41484, 51855, 62226, 69140, 76054, 93339, 103710, 114081, 124452, 152108, 155565, 186678, 190135, 207420, 228162, 311130, 342243, 373356, 380270, 456324, 466695, 570405, 622260, 684486, 760540, 933390, 1026729, 1140810, 1368972, 1711215, 1866780, 2053458, 2281620, 3422430, 4106916, 5133645, 6844860, 10267290, 20534580]

約数ペア:

[(1, 20534580), (2, 10267290), (3, 6844860), (4, 5133645), (5, 4106916), (6, 3422430), (9, 2281620), (10, 2053458), (11, 1866780), (12, 1711215), (15, 1368972), (18, 1140810), (20, 1026729), (22, 933390), (27, 760540), (30, 684486), (33, 622260), (36, 570405), (44, 466695), (45, 456324), (54, 380270), (55, 373356), (60, 342243), (66, 311130), (90, 228162), (99, 207420), (108, 190135), (110, 186678), (132, 155565), (135, 152108), (165, 124452), (180, 114081), (198, 103710), (220, 93339), (270, 76054), (297, 69140), (330, 62226), (396, 51855), (495, 41484), (540, 38027), (594, 34570), (660, 31113), (990, 20742), (1188, 17285), (1485, 13828), (1980, 10371), (2970, 6914), (3457, 5940)]