2276260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 5564160

約数和(自身を除く): 3287900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 229, 284, 355, 458, 497, 710, 916, 994, 1145, 1420, 1603, 1988, 2290, 2485, 3206, 4580, 4970, 6412, 8015, 9940, 16030, 16259, 32060, 32518, 65036, 81295, 113813, 162590, 227626, 325180, 455252, 569065, 1138130, 2276260]

約数ペア:

[(1, 2276260), (2, 1138130), (4, 569065), (5, 455252), (7, 325180), (10, 227626), (14, 162590), (20, 113813), (28, 81295), (35, 65036), (70, 32518), (71, 32060), (140, 16259), (142, 16030), (229, 9940), (284, 8015), (355, 6412), (458, 4970), (497, 4580), (710, 3206), (916, 2485), (994, 2290), (1145, 1988), (1420, 1603)]