1276259740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{33889}}^1$

素因数の和:34174

約数の個数: 48

約数和(自身を含む): 3074500800

約数和(自身を除く): 1798241060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3766, 5380, 7532, 9415, 18830, 33889, 37660, 67778, 135556, 169445, 237223, 338890, 474446, 677780, 948892, 1186115, 2372230, 4744460, 9116141, 18232282, 36464564, 45580705, 63812987, 91161410, 127625974, 182322820, 255251948, 319064935, 638129870, 1276259740]

約数ペア:

[(1, 1276259740), (2, 638129870), (4, 319064935), (5, 255251948), (7, 182322820), (10, 127625974), (14, 91161410), (20, 63812987), (28, 45580705), (35, 36464564), (70, 18232282), (140, 9116141), (269, 4744460), (538, 2372230), (1076, 1186115), (1345, 948892), (1883, 677780), (2690, 474446), (3766, 338890), (5380, 237223), (7532, 169445), (9415, 135556), (18830, 67778), (33889, 37660)]