20316060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1913}}^1$

素因数の和:1987

約数の個数: 72

約数和(自身を含む): 62702640

約数和(自身を除く): 42386580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 1913, 2124, 2655, 3540, 3826, 5310, 5739, 7652, 9565, 10620, 11478, 17217, 19130, 22956, 28695, 34434, 38260, 57390, 68868, 86085, 112867, 114780, 172170, 225734, 338601, 344340, 451468, 564335, 677202, 1015803, 1128670, 1354404, 1693005, 2031606, 2257340, 3386010, 4063212, 5079015, 6772020, 10158030, 20316060]

約数ペア:

[(1, 20316060), (2, 10158030), (3, 6772020), (4, 5079015), (5, 4063212), (6, 3386010), (9, 2257340), (10, 2031606), (12, 1693005), (15, 1354404), (18, 1128670), (20, 1015803), (30, 677202), (36, 564335), (45, 451468), (59, 344340), (60, 338601), (90, 225734), (118, 172170), (177, 114780), (180, 112867), (236, 86085), (295, 68868), (354, 57390), (531, 38260), (590, 34434), (708, 28695), (885, 22956), (1062, 19130), (1180, 17217), (1770, 11478), (1913, 10620), (2124, 9565), (2655, 7652), (3540, 5739), (3826, 5310)]