2017890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{3203}}^1$

素因数の和:3223

約数の個数: 48

約数和(自身を含む): 5997888

約数和(自身を除く): 3979998

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 3203, 6406, 9609, 16015, 19218, 22421, 28827, 32030, 44842, 48045, 57654, 67263, 96090, 112105, 134526, 144135, 201789, 224210, 288270, 336315, 403578, 672630, 1008945, 2017890]

約数ペア:

[(1, 2017890), (2, 1008945), (3, 672630), (5, 403578), (6, 336315), (7, 288270), (9, 224210), (10, 201789), (14, 144135), (15, 134526), (18, 112105), (21, 96090), (30, 67263), (35, 57654), (42, 48045), (45, 44842), (63, 32030), (70, 28827), (90, 22421), (105, 19218), (126, 16015), (210, 9609), (315, 6406), (630, 3203)]