17045980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{389}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 41146560

約数和(自身を除く): 24100580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 389, 626, 778, 1252, 1556, 1565, 1945, 2191, 2723, 3130, 3890, 4382, 5446, 6260, 7780, 8764, 10892, 10955, 13615, 21910, 27230, 43820, 54460, 121757, 243514, 487028, 608785, 852299, 1217570, 1704598, 2435140, 3409196, 4261495, 8522990, 17045980]

約数ペア:

[(1, 17045980), (2, 8522990), (4, 4261495), (5, 3409196), (7, 2435140), (10, 1704598), (14, 1217570), (20, 852299), (28, 608785), (35, 487028), (70, 243514), (140, 121757), (313, 54460), (389, 43820), (626, 27230), (778, 21910), (1252, 13615), (1556, 10955), (1565, 10892), (1945, 8764), (2191, 7780), (2723, 6260), (3130, 5446), (3890, 4382)]