1641196660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1291}}^1\times {\mathrm{3739}}^1$

素因数の和:5056

約数の個数: 48

約数和(自身を含む): 3653052480

約数和(自身を除く): 2011855820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1291, 2582, 3739, 5164, 6455, 7478, 12910, 14956, 18695, 21947, 25820, 37390, 43894, 63563, 74780, 87788, 109735, 127126, 219470, 254252, 317815, 438940, 635630, 1271260, 4827049, 9654098, 19308196, 24135245, 48270490, 82059833, 96540980, 164119666, 328239332, 410299165, 820598330, 1641196660]

約数ペア:

[(1, 1641196660), (2, 820598330), (4, 410299165), (5, 328239332), (10, 164119666), (17, 96540980), (20, 82059833), (34, 48270490), (68, 24135245), (85, 19308196), (170, 9654098), (340, 4827049), (1291, 1271260), (2582, 635630), (3739, 438940), (5164, 317815), (6455, 254252), (7478, 219470), (12910, 127126), (14956, 109735), (18695, 87788), (21947, 74780), (25820, 63563), (37390, 43894)]