280713790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211063}}^1$

素因数の和:211096

約数の個数: 32

約数和(自身を含む): 607864320

約数和(自身を除く): 327150530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 211063, 422126, 1055315, 1477441, 2110630, 2954882, 4010197, 7387205, 8020394, 14774410, 20050985, 28071379, 40101970, 56142758, 140356895, 280713790]

約数ペア:

[(1, 280713790), (2, 140356895), (5, 56142758), (7, 40101970), (10, 28071379), (14, 20050985), (19, 14774410), (35, 8020394), (38, 7387205), (70, 4010197), (95, 2954882), (133, 2110630), (190, 1477441), (266, 1055315), (665, 422126), (1330, 211063)]