20091060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 67878720

約数和(自身を除く): 47787660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 73, 90, 99, 110, 132, 139, 146, 165, 180, 198, 219, 220, 278, 292, 330, 365, 396, 417, 438, 495, 556, 657, 660, 695, 730, 803, 834, 876, 990, 1095, 1251, 1314, 1390, 1460, 1529, 1606, 1668, 1980, 2085, 2190, 2409, 2502, 2628, 2780, 3058, 3212, 3285, 4015, 4170, 4380, 4587, 4818, 5004, 6116, 6255, 6570, 7227, 7645, 8030, 8340, 9174, 9636, 10147, 12045, 12510, 13140, 13761, 14454, 15290, 16060, 18348, 20294, 22935, 24090, 25020, 27522, 28908, 30441, 30580, 36135, 40588, 45870, 48180, 50735, 55044, 60882, 68805, 72270, 91323, 91740, 101470, 111617, 121764, 137610, 144540, 152205, 182646, 202940, 223234, 275220, 304410, 334851, 365292, 446468, 456615, 558085, 608820, 669702, 913230, 1004553, 1116170, 1339404, 1674255, 1826460, 2009106, 2232340, 3348510, 4018212, 5022765, 6697020, 10045530, 20091060]

約数ペア:

[(1, 20091060), (2, 10045530), (3, 6697020), (4, 5022765), (5, 4018212), (6, 3348510), (9, 2232340), (10, 2009106), (11, 1826460), (12, 1674255), (15, 1339404), (18, 1116170), (20, 1004553), (22, 913230), (30, 669702), (33, 608820), (36, 558085), (44, 456615), (45, 446468), (55, 365292), (60, 334851), (66, 304410), (73, 275220), (90, 223234), (99, 202940), (110, 182646), (132, 152205), (139, 144540), (146, 137610), (165, 121764), (180, 111617), (198, 101470), (219, 91740), (220, 91323), (278, 72270), (292, 68805), (330, 60882), (365, 55044), (396, 50735), (417, 48180), (438, 45870), (495, 40588), (556, 36135), (657, 30580), (660, 30441), (695, 28908), (730, 27522), (803, 25020), (834, 24090), (876, 22935), (990, 20294), (1095, 18348), (1251, 16060), (1314, 15290), (1390, 14454), (1460, 13761), (1529, 13140), (1606, 12510), (1668, 12045), (1980, 10147), (2085, 9636), (2190, 9174), (2409, 8340), (2502, 8030), (2628, 7645), (2780, 7227), (3058, 6570), (3212, 6255), (3285, 6116), (4015, 5004), (4170, 4818), (4380, 4587)]