2017805140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{456517}}^1$

素因数の和:456556

約数の個数: 48

約数和(自身を含む): 4831786512

約数和(自身を除く): 2813981372

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 456517, 913034, 1826068, 2282585, 4565170, 5934721, 7760789, 9130340, 11869442, 15521578, 23738884, 29673605, 31043156, 38803945, 59347210, 77607890, 100890257, 118694420, 155215780, 201780514, 403561028, 504451285, 1008902570, 2017805140]

約数ペア:

[(1, 2017805140), (2, 1008902570), (4, 504451285), (5, 403561028), (10, 201780514), (13, 155215780), (17, 118694420), (20, 100890257), (26, 77607890), (34, 59347210), (52, 38803945), (65, 31043156), (68, 29673605), (85, 23738884), (130, 15521578), (170, 11869442), (221, 9130340), (260, 7760789), (340, 5934721), (442, 4565170), (884, 2282585), (1105, 1826068), (2210, 913034), (4420, 456517)]