2018102860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{11621}}^1$

素因数の和:12106

約数の個数: 48

約数和(自身を含む): 4471215840

約数和(自身を除く): 2453112980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 457, 914, 1828, 2285, 4570, 8683, 9140, 11621, 17366, 23242, 34732, 43415, 46484, 58105, 86830, 116210, 173660, 220799, 232420, 441598, 883196, 1103995, 2207990, 4415980, 5310797, 10621594, 21243188, 26553985, 53107970, 100905143, 106215940, 201810286, 403620572, 504525715, 1009051430, 2018102860]

約数ペア:

[(1, 2018102860), (2, 1009051430), (4, 504525715), (5, 403620572), (10, 201810286), (19, 106215940), (20, 100905143), (38, 53107970), (76, 26553985), (95, 21243188), (190, 10621594), (380, 5310797), (457, 4415980), (914, 2207990), (1828, 1103995), (2285, 883196), (4570, 441598), (8683, 232420), (9140, 220799), (11621, 173660), (17366, 116210), (23242, 86830), (34732, 58105), (43415, 46484)]