2018990140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1619}}^1\times {\mathrm{2711}}^1$

素因数の和:4362

約数の個数: 48

約数和(自身を含む): 4428587520

約数和(自身を除く): 2409597380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1619, 2711, 3238, 5422, 6476, 8095, 10844, 13555, 16190, 27110, 32380, 37237, 54220, 62353, 74474, 124706, 148948, 186185, 249412, 311765, 372370, 623530, 744740, 1247060, 4389109, 8778218, 17556436, 21945545, 43891090, 87782180, 100949507, 201899014, 403798028, 504747535, 1009495070, 2018990140]

約数ペア:

[(1, 2018990140), (2, 1009495070), (4, 504747535), (5, 403798028), (10, 201899014), (20, 100949507), (23, 87782180), (46, 43891090), (92, 21945545), (115, 17556436), (230, 8778218), (460, 4389109), (1619, 1247060), (2711, 744740), (3238, 623530), (5422, 372370), (6476, 311765), (8095, 249412), (10844, 186185), (13555, 148948), (16190, 124706), (27110, 74474), (32380, 62353), (37237, 54220)]