7082920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 17554320

約数和(自身を除く): 10471400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 257, 260, 265, 424, 514, 520, 530, 689, 1028, 1060, 1285, 1378, 2056, 2120, 2570, 2756, 3341, 3445, 5140, 5512, 6682, 6890, 10280, 13364, 13621, 13780, 16705, 26728, 27242, 27560, 33410, 54484, 66820, 68105, 108968, 133640, 136210, 177073, 272420, 354146, 544840, 708292, 885365, 1416584, 1770730, 3541460, 7082920]

約数ペア:

[(1, 7082920), (2, 3541460), (4, 1770730), (5, 1416584), (8, 885365), (10, 708292), (13, 544840), (20, 354146), (26, 272420), (40, 177073), (52, 136210), (53, 133640), (65, 108968), (104, 68105), (106, 66820), (130, 54484), (212, 33410), (257, 27560), (260, 27242), (265, 26728), (424, 16705), (514, 13780), (520, 13621), (530, 13364), (689, 10280), (1028, 6890), (1060, 6682), (1285, 5512), (1378, 5140), (2056, 3445), (2120, 3341), (2570, 2756)]