20932020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 67878720

約数和(自身を除く): 46946700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 73, 81, 90, 108, 118, 135, 146, 162, 177, 180, 219, 236, 243, 270, 292, 295, 324, 354, 365, 405, 438, 486, 531, 540, 590, 657, 708, 730, 810, 876, 885, 972, 1062, 1095, 1180, 1215, 1314, 1460, 1593, 1620, 1770, 1971, 2124, 2190, 2430, 2628, 2655, 3186, 3285, 3540, 3942, 4307, 4380, 4779, 4860, 5310, 5913, 6372, 6570, 7884, 7965, 8614, 9558, 9855, 10620, 11826, 12921, 13140, 14337, 15930, 17228, 17739, 19116, 19710, 21535, 23652, 23895, 25842, 28674, 29565, 31860, 35478, 38763, 39420, 43070, 47790, 51684, 57348, 59130, 64605, 70956, 71685, 77526, 86140, 88695, 95580, 116289, 118260, 129210, 143370, 155052, 177390, 193815, 232578, 258420, 286740, 348867, 354780, 387630, 465156, 581445, 697734, 775260, 1046601, 1162890, 1395468, 1744335, 2093202, 2325780, 3488670, 4186404, 5233005, 6977340, 10466010, 20932020]

約数ペア:

[(1, 20932020), (2, 10466010), (3, 6977340), (4, 5233005), (5, 4186404), (6, 3488670), (9, 2325780), (10, 2093202), (12, 1744335), (15, 1395468), (18, 1162890), (20, 1046601), (27, 775260), (30, 697734), (36, 581445), (45, 465156), (54, 387630), (59, 354780), (60, 348867), (73, 286740), (81, 258420), (90, 232578), (108, 193815), (118, 177390), (135, 155052), (146, 143370), (162, 129210), (177, 118260), (180, 116289), (219, 95580), (236, 88695), (243, 86140), (270, 77526), (292, 71685), (295, 70956), (324, 64605), (354, 59130), (365, 57348), (405, 51684), (438, 47790), (486, 43070), (531, 39420), (540, 38763), (590, 35478), (657, 31860), (708, 29565), (730, 28674), (810, 25842), (876, 23895), (885, 23652), (972, 21535), (1062, 19710), (1095, 19116), (1180, 17739), (1215, 17228), (1314, 15930), (1460, 14337), (1593, 13140), (1620, 12921), (1770, 11826), (1971, 10620), (2124, 9855), (2190, 9558), (2430, 8614), (2628, 7965), (2655, 7884), (3186, 6570), (3285, 6372), (3540, 5913), (3942, 5310), (4307, 4860), (4380, 4779)]