2020372140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1980757}}^1$

素因数の和:1980786

約数の個数: 48

約数和(自身を含む): 5989812192

約数和(自身を除く): 3969440052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1980757, 3961514, 5942271, 7923028, 9903785, 11884542, 19807570, 23769084, 29711355, 33672869, 39615140, 59422710, 67345738, 101018607, 118845420, 134691476, 168364345, 202037214, 336728690, 404074428, 505093035, 673457380, 1010186070, 2020372140]

約数ペア:

[(1, 2020372140), (2, 1010186070), (3, 673457380), (4, 505093035), (5, 404074428), (6, 336728690), (10, 202037214), (12, 168364345), (15, 134691476), (17, 118845420), (20, 101018607), (30, 67345738), (34, 59422710), (51, 39615140), (60, 33672869), (68, 29711355), (85, 23769084), (102, 19807570), (170, 11884542), (204, 9903785), (255, 7923028), (340, 5942271), (510, 3961514), (1020, 1980757)]