320435278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 197757362

約数列:

[1, 2, 17, 34, 83, 166, 271, 419, 542, 838, 1411, 2822, 4607, 7123, 9214, 14246, 22493, 34777, 44986, 69554, 113549, 227098, 382381, 591209, 764762, 1182418, 1930333, 3860666, 9424567, 18849134, 160217639, 320435278]

約数ペア:

[(1, 320435278), (2, 160217639), (17, 18849134), (34, 9424567), (83, 3860666), (166, 1930333), (271, 1182418), (419, 764762), (542, 591209), (838, 382381), (1411, 227098), (2822, 113549), (4607, 69554), (7123, 44986), (9214, 34777), (14246, 22493)]