20173608540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2579}}^1\times {\mathrm{43457}}^1$

素因数の和:46051

約数の個数: 72

約数和(自身を含む): 61218415440

約数和(自身を除く): 41044806900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2579, 5158, 7737, 10316, 12895, 15474, 23211, 25790, 30948, 38685, 43457, 46422, 51580, 77370, 86914, 92844, 116055, 130371, 154740, 173828, 217285, 232110, 260742, 391113, 434570, 464220, 521484, 651855, 782226, 869140, 1303710, 1564452, 1955565, 2607420, 3911130, 7822260, 112075603, 224151206, 336226809, 448302412, 560378015, 672453618, 1008680427, 1120756030, 1344907236, 1681134045, 2017360854, 2241512060, 3362268090, 4034721708, 5043402135, 6724536180, 10086804270, 20173608540]

約数ペア:

[(1, 20173608540), (2, 10086804270), (3, 6724536180), (4, 5043402135), (5, 4034721708), (6, 3362268090), (9, 2241512060), (10, 2017360854), (12, 1681134045), (15, 1344907236), (18, 1120756030), (20, 1008680427), (30, 672453618), (36, 560378015), (45, 448302412), (60, 336226809), (90, 224151206), (180, 112075603), (2579, 7822260), (5158, 3911130), (7737, 2607420), (10316, 1955565), (12895, 1564452), (15474, 1303710), (23211, 869140), (25790, 782226), (30948, 651855), (38685, 521484), (43457, 464220), (46422, 434570), (51580, 391113), (77370, 260742), (86914, 232110), (92844, 217285), (116055, 173828), (130371, 154740)]