2007292340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{256687}}^1$

素因数の和:256736

約数の個数: 48

約数和(自身を含む): 4657347072

約数和(自身を除く): 2650054732

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 256687, 513374, 1026748, 1283435, 2566870, 4363679, 5133740, 5903801, 8727358, 11807602, 17454716, 21818395, 23615204, 29519005, 43636790, 59038010, 87273580, 100364617, 118076020, 200729234, 401458468, 501823085, 1003646170, 2007292340]

約数ペア:

[(1, 2007292340), (2, 1003646170), (4, 501823085), (5, 401458468), (10, 200729234), (17, 118076020), (20, 100364617), (23, 87273580), (34, 59038010), (46, 43636790), (68, 29519005), (85, 23615204), (92, 21818395), (115, 17454716), (170, 11807602), (230, 8727358), (340, 5903801), (391, 5133740), (460, 4363679), (782, 2566870), (1564, 1283435), (1955, 1026748), (3910, 513374), (7820, 256687)]