2448040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1249}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 6412500

約数和(自身を除く): 3964460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1249, 1960, 2498, 4996, 6245, 8743, 9992, 12490, 17486, 24980, 34972, 43715, 49960, 61201, 69944, 87430, 122402, 174860, 244804, 306005, 349720, 489608, 612010, 1224020, 2448040]

約数ペア:

[(1, 2448040), (2, 1224020), (4, 612010), (5, 489608), (7, 349720), (8, 306005), (10, 244804), (14, 174860), (20, 122402), (28, 87430), (35, 69944), (40, 61201), (49, 49960), (56, 43715), (70, 34972), (98, 24980), (140, 17486), (196, 12490), (245, 9992), (280, 8743), (392, 6245), (490, 4996), (980, 2498), (1249, 1960)]