201721270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{1831}}^1$

素因数の和:2340

約数の個数: 32

約数和(自身を含む): 379883520

約数和(自身を除く): 178162250

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 479, 958, 1831, 2395, 3662, 4790, 9155, 11017, 18310, 22034, 42113, 55085, 84226, 110170, 210565, 421130, 877049, 1754098, 4385245, 8770490, 20172127, 40344254, 100860635, 201721270]

約数ペア:

[(1, 201721270), (2, 100860635), (5, 40344254), (10, 20172127), (23, 8770490), (46, 4385245), (115, 1754098), (230, 877049), (479, 421130), (958, 210565), (1831, 110170), (2395, 84226), (3662, 55085), (4790, 42113), (9155, 22034), (11017, 18310)]