2051217610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{508987}}^1$

素因数の和:509038

約数の個数: 32

約数和(自身を含む): 4104479232

約数和(自身を除く): 2053261622

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 508987, 1017974, 2544935, 5089870, 6616831, 13233662, 15778597, 31557194, 33084155, 66168310, 78892985, 157785970, 205121761, 410243522, 1025608805, 2051217610]

約数ペア:

[(1, 2051217610), (2, 1025608805), (5, 410243522), (10, 205121761), (13, 157785970), (26, 78892985), (31, 66168310), (62, 33084155), (65, 31557194), (130, 15778597), (155, 13233662), (310, 6616831), (403, 5089870), (806, 2544935), (2015, 1017974), (4030, 508987)]