870865684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{16631}}^1$

素因数の和:16720

約数の個数: 48

約数和(自身を含む): 1760330880

約数和(自身を除く): 889465196

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 53, 76, 106, 212, 247, 494, 689, 988, 1007, 1378, 2014, 2756, 4028, 13091, 16631, 26182, 33262, 52364, 66524, 216203, 315989, 432406, 631978, 864812, 881443, 1263956, 1762886, 3525772, 4107857, 8215714, 11458759, 16431428, 16747417, 22917518, 33494834, 45835036, 66989668, 217716421, 435432842, 870865684]

約数ペア:

[(1, 870865684), (2, 435432842), (4, 217716421), (13, 66989668), (19, 45835036), (26, 33494834), (38, 22917518), (52, 16747417), (53, 16431428), (76, 11458759), (106, 8215714), (212, 4107857), (247, 3525772), (494, 1762886), (689, 1263956), (988, 881443), (1007, 864812), (1378, 631978), (2014, 432406), (2756, 315989), (4028, 216203), (13091, 66524), (16631, 52364), (26182, 33262)]