61028940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{145307}}^1$

素因数の和:145326

約数の個数: 48

約数和(自身を含む): 195293952

約数和(自身を除く): 134265012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 145307, 290614, 435921, 581228, 726535, 871842, 1017149, 1453070, 1743684, 2034298, 2179605, 2906140, 3051447, 4068596, 4359210, 5085745, 6102894, 8718420, 10171490, 12205788, 15257235, 20342980, 30514470, 61028940]

約数ペア:

[(1, 61028940), (2, 30514470), (3, 20342980), (4, 15257235), (5, 12205788), (6, 10171490), (7, 8718420), (10, 6102894), (12, 5085745), (14, 4359210), (15, 4068596), (20, 3051447), (21, 2906140), (28, 2179605), (30, 2034298), (35, 1743684), (42, 1453070), (60, 1017149), (70, 871842), (84, 726535), (105, 581228), (140, 435921), (210, 290614), (420, 145307)]