213655228420

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{613}}^1\times {\mathrm{76771}}^1$

素因数の和:77620

約数の個数: 48

約数和(自身を含む): 451393564608

約数和(自身を除く): 237738336188

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 613, 908, 1135, 1226, 2270, 2452, 3065, 4540, 6130, 12260, 76771, 139151, 153542, 278302, 307084, 383855, 556604, 695755, 767710, 1391510, 1535420, 2783020, 17427017, 34854034, 47060623, 69708068, 87135085, 94121246, 174270170, 188242492, 235303115, 348540340, 470606230, 941212460, 10682761421, 21365522842, 42731045684, 53413807105, 106827614210, 213655228420]

約数ペア:

[(1, 213655228420), (2, 106827614210), (4, 53413807105), (5, 42731045684), (10, 21365522842), (20, 10682761421), (227, 941212460), (454, 470606230), (613, 348540340), (908, 235303115), (1135, 188242492), (1226, 174270170), (2270, 94121246), (2452, 87135085), (3065, 69708068), (4540, 47060623), (6130, 34854034), (12260, 17427017), (76771, 2783020), (139151, 1535420), (153542, 1391510), (278302, 767710), (307084, 695755), (383855, 556604)]