488794460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317399}}^1$

素因数の和:317426

約数の個数: 48

約数和(自身を含む): 1279756800

約数和(自身を除く): 790962340

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 317399, 634798, 1269596, 1586995, 2221793, 3173990, 3491389, 4443586, 6347980, 6982778, 8887172, 11108965, 13965556, 17456945, 22217930, 24439723, 34913890, 44435860, 48879446, 69827780, 97758892, 122198615, 244397230, 488794460]

約数ペア:

[(1, 488794460), (2, 244397230), (4, 122198615), (5, 97758892), (7, 69827780), (10, 48879446), (11, 44435860), (14, 34913890), (20, 24439723), (22, 22217930), (28, 17456945), (35, 13965556), (44, 11108965), (55, 8887172), (70, 6982778), (77, 6347980), (110, 4443586), (140, 3491389), (154, 3173990), (220, 2221793), (308, 1586995), (385, 1269596), (770, 634798), (1540, 317399)]