211661660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{14969}}^1$

素因数の和:15086

約数の個数: 48

約数和(自身を含む): 513051840

約数和(自身を除く): 301390180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 14969, 29938, 59876, 74845, 104783, 149690, 209566, 299380, 419132, 523915, 1047830, 1511869, 2095660, 3023738, 6047476, 7559345, 10583083, 15118690, 21166166, 30237380, 42332332, 52915415, 105830830, 211661660]

約数ペア:

[(1, 211661660), (2, 105830830), (4, 52915415), (5, 42332332), (7, 30237380), (10, 21166166), (14, 15118690), (20, 10583083), (28, 7559345), (35, 6047476), (70, 3023738), (101, 2095660), (140, 1511869), (202, 1047830), (404, 523915), (505, 419132), (707, 299380), (1010, 209566), (1414, 149690), (2020, 104783), (2828, 74845), (3535, 59876), (7070, 29938), (14140, 14969)]