1224020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1249}}^1$

素因数の和:1272

約数の個数: 36

約数和(自身を含む): 2992500

約数和(自身を除く): 1768480

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1249, 2498, 4996, 6245, 8743, 12490, 17486, 24980, 34972, 43715, 61201, 87430, 122402, 174860, 244804, 306005, 612010, 1224020]

約数ペア:

[(1, 1224020), (2, 612010), (4, 306005), (5, 244804), (7, 174860), (10, 122402), (14, 87430), (20, 61201), (28, 43715), (35, 34972), (49, 24980), (70, 17486), (98, 12490), (140, 8743), (196, 6245), (245, 4996), (490, 2498), (980, 1249)]