2170490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 4523904

約数和(自身を除く): 2353414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 307, 505, 614, 707, 1010, 1414, 1535, 2149, 3070, 3535, 4298, 7070, 10745, 21490, 31007, 62014, 155035, 217049, 310070, 434098, 1085245, 2170490]

約数ペア:

[(1, 2170490), (2, 1085245), (5, 434098), (7, 310070), (10, 217049), (14, 155035), (35, 62014), (70, 31007), (101, 21490), (202, 10745), (307, 7070), (505, 4298), (614, 3535), (707, 3070), (1010, 2149), (1414, 1535)]