340321996

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{639703}}^1$

素因数の和:639733

約数の個数: 24

約数和(自身を含む): 716468480

約数和(自身を除く): 376146484

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 639703, 1279406, 2558812, 4477921, 8955842, 12154357, 17911684, 24308714, 48617428, 85080499, 170160998, 340321996]

約数ペア:

[(1, 340321996), (2, 170160998), (4, 85080499), (7, 48617428), (14, 24308714), (19, 17911684), (28, 12154357), (38, 8955842), (76, 4477921), (133, 2558812), (266, 1279406), (532, 639703)]