348511840

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20357}}^1$

素因数の和:20479

約数の個数: 48

約数和(自身を含む): 831094992

約数和(自身を除く): 482583152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 8560, 17120, 20357, 40714, 81428, 101785, 162856, 203570, 325712, 407140, 651424, 814280, 1628560, 2178199, 3257120, 4356398, 8712796, 10890995, 17425592, 21781990, 34851184, 43563980, 69702368, 87127960, 174255920, 348511840]

約数ペア:

[(1, 348511840), (2, 174255920), (4, 87127960), (5, 69702368), (8, 43563980), (10, 34851184), (16, 21781990), (20, 17425592), (32, 10890995), (40, 8712796), (80, 4356398), (107, 3257120), (160, 2178199), (214, 1628560), (428, 814280), (535, 651424), (856, 407140), (1070, 325712), (1712, 203570), (2140, 162856), (3424, 101785), (4280, 81428), (8560, 40714), (17120, 20357)]