219546460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{224027}}^1$

素因数の和:224050

約数の個数: 36

約数和(自身を含む): 536323032

約数和(自身を除く): 316776572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 224027, 448054, 896108, 1120135, 1568189, 2240270, 3136378, 4480540, 6272756, 7840945, 10977323, 15681890, 21954646, 31363780, 43909292, 54886615, 109773230, 219546460]

約数ペア:

[(1, 219546460), (2, 109773230), (4, 54886615), (5, 43909292), (7, 31363780), (10, 21954646), (14, 15681890), (20, 10977323), (28, 7840945), (35, 6272756), (49, 4480540), (70, 3136378), (98, 2240270), (140, 1568189), (196, 1120135), (245, 896108), (490, 448054), (980, 224027)]