2534420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 6238848

約数和(自身を除く): 3704428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 421, 430, 602, 842, 860, 1204, 1505, 1684, 2105, 2947, 3010, 4210, 5894, 6020, 8420, 11788, 14735, 18103, 29470, 36206, 58940, 72412, 90515, 126721, 181030, 253442, 362060, 506884, 633605, 1267210, 2534420]

約数ペア:

[(1, 2534420), (2, 1267210), (4, 633605), (5, 506884), (7, 362060), (10, 253442), (14, 181030), (20, 126721), (28, 90515), (35, 72412), (43, 58940), (70, 36206), (86, 29470), (140, 18103), (172, 14735), (215, 11788), (301, 8420), (421, 6020), (430, 5894), (602, 4210), (842, 3010), (860, 2947), (1204, 2105), (1505, 1684)]