20202120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3335

約数の個数: 96

約数和(自身を含む): 69540120

約数和(自身を除く): 49338000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3301, 6120, 6602, 9903, 13204, 16505, 19806, 26408, 29709, 33010, 39612, 49515, 56117, 59418, 66020, 79224, 99030, 112234, 118836, 132040, 148545, 168351, 198060, 224468, 237672, 280585, 297090, 336702, 396120, 448936, 505053, 561170, 594180, 673404, 841755, 1010106, 1122340, 1188360, 1346808, 1683510, 2020212, 2244680, 2525265, 3367020, 4040424, 5050530, 6734040, 10101060, 20202120]

約数ペア:

[(1, 20202120), (2, 10101060), (3, 6734040), (4, 5050530), (5, 4040424), (6, 3367020), (8, 2525265), (9, 2244680), (10, 2020212), (12, 1683510), (15, 1346808), (17, 1188360), (18, 1122340), (20, 1010106), (24, 841755), (30, 673404), (34, 594180), (36, 561170), (40, 505053), (45, 448936), (51, 396120), (60, 336702), (68, 297090), (72, 280585), (85, 237672), (90, 224468), (102, 198060), (120, 168351), (136, 148545), (153, 132040), (170, 118836), (180, 112234), (204, 99030), (255, 79224), (306, 66020), (340, 59418), (360, 56117), (408, 49515), (510, 39612), (612, 33010), (680, 29709), (765, 26408), (1020, 19806), (1224, 16505), (1530, 13204), (2040, 9903), (3060, 6602), (3301, 6120)]