203460490

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{2557}}^1$

素因数の和:2746

約数の個数: 32

約数和(自身を含む): 374798160

約数和(自身を除く): 171337670

約数列:

[1, 2, 5, 10, 73, 109, 146, 218, 365, 545, 730, 1090, 2557, 5114, 7957, 12785, 15914, 25570, 39785, 79570, 186661, 278713, 373322, 557426, 933305, 1393565, 1866610, 2787130, 20346049, 40692098, 101730245, 203460490]

約数ペア:

[(1, 203460490), (2, 101730245), (5, 40692098), (10, 20346049), (73, 2787130), (109, 1866610), (146, 1393565), (218, 933305), (365, 557426), (545, 373322), (730, 278713), (1090, 186661), (2557, 79570), (5114, 39785), (7957, 25570), (12785, 15914)]