2019909220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{627301}}^1$

素因数の和:627340

約数の個数: 48

約数和(自身を含む): 5058563328

約数和(自身を除く): 3038654108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 627301, 1254602, 2509204, 3136505, 4391107, 6273010, 8782214, 12546020, 14427923, 17564428, 21955535, 28855846, 43911070, 57711692, 72139615, 87822140, 100995461, 144279230, 201990922, 288558460, 403981844, 504977305, 1009954610, 2019909220]

約数ペア:

[(1, 2019909220), (2, 1009954610), (4, 504977305), (5, 403981844), (7, 288558460), (10, 201990922), (14, 144279230), (20, 100995461), (23, 87822140), (28, 72139615), (35, 57711692), (46, 43911070), (70, 28855846), (92, 21955535), (115, 17564428), (140, 14427923), (161, 12546020), (230, 8782214), (322, 6273010), (460, 4391107), (644, 3136505), (805, 2509204), (1610, 1254602), (3220, 627301)]