42646720

素因数分解:

$2^6\times 5^1\times {\mathrm{133271}}^1$

素因数の和:133288

約数の個数: 28

約数和(自身を含む): 101553264

約数和(自身を除く): 58906544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 133271, 266542, 533084, 666355, 1066168, 1332710, 2132336, 2665420, 4264672, 5330840, 8529344, 10661680, 21323360, 42646720]

約数ペア:

[(1, 42646720), (2, 21323360), (4, 10661680), (5, 8529344), (8, 5330840), (10, 4264672), (16, 2665420), (20, 2132336), (32, 1332710), (40, 1066168), (64, 666355), (80, 533084), (160, 266542), (320, 133271)]