20152380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 59076864

約数和(自身を除く): 38924484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 73, 86, 107, 129, 146, 172, 214, 215, 219, 258, 292, 321, 365, 428, 430, 438, 516, 535, 642, 645, 730, 860, 876, 1070, 1095, 1284, 1290, 1460, 1605, 2140, 2190, 2580, 3139, 3210, 4380, 4601, 6278, 6420, 7811, 9202, 9417, 12556, 13803, 15622, 15695, 18404, 18834, 23005, 23433, 27606, 31244, 31390, 37668, 39055, 46010, 46866, 47085, 55212, 62780, 69015, 78110, 92020, 93732, 94170, 117165, 138030, 156220, 188340, 234330, 276060, 335873, 468660, 671746, 1007619, 1343492, 1679365, 2015238, 3358730, 4030476, 5038095, 6717460, 10076190, 20152380]

約数ペア:

[(1, 20152380), (2, 10076190), (3, 6717460), (4, 5038095), (5, 4030476), (6, 3358730), (10, 2015238), (12, 1679365), (15, 1343492), (20, 1007619), (30, 671746), (43, 468660), (60, 335873), (73, 276060), (86, 234330), (107, 188340), (129, 156220), (146, 138030), (172, 117165), (214, 94170), (215, 93732), (219, 92020), (258, 78110), (292, 69015), (321, 62780), (365, 55212), (428, 47085), (430, 46866), (438, 46010), (516, 39055), (535, 37668), (642, 31390), (645, 31244), (730, 27606), (860, 23433), (876, 23005), (1070, 18834), (1095, 18404), (1284, 15695), (1290, 15622), (1460, 13803), (1605, 12556), (2140, 9417), (2190, 9202), (2580, 7811), (3139, 6420), (3210, 6278), (4380, 4601)]