746996840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{352357}}^1$

素因数の和:352421

約数の個数: 32

約数和(自身を含む): 1712459880

約数和(自身を除く): 965463040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 352357, 704714, 1409428, 1761785, 2818856, 3523570, 7047140, 14094280, 18674921, 37349842, 74699684, 93374605, 149399368, 186749210, 373498420, 746996840]

約数ペア:

[(1, 746996840), (2, 373498420), (4, 186749210), (5, 149399368), (8, 93374605), (10, 74699684), (20, 37349842), (40, 18674921), (53, 14094280), (106, 7047140), (212, 3523570), (265, 2818856), (424, 1761785), (530, 1409428), (1060, 704714), (2120, 352357)]