1478960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 4166400

約数和(自身を除く): 2687440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 139, 140, 152, 190, 266, 278, 280, 304, 380, 532, 556, 560, 665, 695, 760, 973, 1064, 1112, 1330, 1390, 1520, 1946, 2128, 2224, 2641, 2660, 2780, 3892, 4865, 5282, 5320, 5560, 7784, 9730, 10564, 10640, 11120, 13205, 15568, 18487, 19460, 21128, 26410, 36974, 38920, 42256, 52820, 73948, 77840, 92435, 105640, 147896, 184870, 211280, 295792, 369740, 739480, 1478960]

約数ペア:

[(1, 1478960), (2, 739480), (4, 369740), (5, 295792), (7, 211280), (8, 184870), (10, 147896), (14, 105640), (16, 92435), (19, 77840), (20, 73948), (28, 52820), (35, 42256), (38, 38920), (40, 36974), (56, 26410), (70, 21128), (76, 19460), (80, 18487), (95, 15568), (112, 13205), (133, 11120), (139, 10640), (140, 10564), (152, 9730), (190, 7784), (266, 5560), (278, 5320), (280, 5282), (304, 4865), (380, 3892), (532, 2780), (556, 2660), (560, 2641), (665, 2224), (695, 2128), (760, 1946), (973, 1520), (1064, 1390), (1112, 1330)]