2780171.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8513}}^1$

素因数の和:8612

約数の個数: 48

約数和(自身を含む): 240299136

約数和(自身を除く): 141378076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 8513, 11620, 17026, 34052, 42565, 59591, 85130, 119182, 170260, 238364, 297955, 595910, 706579, 1191820, 1413158, 2826316, 3532895, 4946053, 7065790, 9892106, 14131580, 19784212, 24730265, 49460530, 98921060]

約数ペア:

[(1, 98921060), (2, 49460530), (4, 24730265), (5, 19784212), (7, 14131580), (10, 9892106), (14, 7065790), (20, 4946053), (28, 3532895), (35, 2826316), (70, 1413158), (83, 1191820), (140, 706579), (166, 595910), (332, 297955), (415, 238364), (581, 170260), (830, 119182), (1162, 85130), (1660, 59591), (2324, 42565), (2905, 34052), (5810, 17026), (8513, 11620)]