20207100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 58937200

約数和(自身を除く): 38730100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 193, 300, 349, 386, 579, 698, 772, 965, 1047, 1158, 1396, 1745, 1930, 2094, 2316, 2895, 3490, 3860, 4188, 4825, 5235, 5790, 6980, 8725, 9650, 10470, 11580, 14475, 17450, 19300, 20940, 26175, 28950, 34900, 52350, 57900, 67357, 104700, 134714, 202071, 269428, 336785, 404142, 673570, 808284, 1010355, 1347140, 1683925, 2020710, 3367850, 4041420, 5051775, 6735700, 10103550, 20207100]

約数ペア:

[(1, 20207100), (2, 10103550), (3, 6735700), (4, 5051775), (5, 4041420), (6, 3367850), (10, 2020710), (12, 1683925), (15, 1347140), (20, 1010355), (25, 808284), (30, 673570), (50, 404142), (60, 336785), (75, 269428), (100, 202071), (150, 134714), (193, 104700), (300, 67357), (349, 57900), (386, 52350), (579, 34900), (698, 28950), (772, 26175), (965, 20940), (1047, 19300), (1158, 17450), (1396, 14475), (1745, 11580), (1930, 10470), (2094, 9650), (2316, 8725), (2895, 6980), (3490, 5790), (3860, 5235), (4188, 4825)]