422560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 1058400

約数和(自身を除く): 635840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 139, 152, 160, 190, 278, 304, 380, 556, 608, 695, 760, 1112, 1390, 1520, 2224, 2641, 2780, 3040, 4448, 5282, 5560, 10564, 11120, 13205, 21128, 22240, 26410, 42256, 52820, 84512, 105640, 211280, 422560]

約数ペア:

[(1, 422560), (2, 211280), (4, 105640), (5, 84512), (8, 52820), (10, 42256), (16, 26410), (19, 22240), (20, 21128), (32, 13205), (38, 11120), (40, 10564), (76, 5560), (80, 5282), (95, 4448), (139, 3040), (152, 2780), (160, 2641), (190, 2224), (278, 1520), (304, 1390), (380, 1112), (556, 760), (608, 695)]