74480

素因数分解:

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

素因数の和:46

約数の個数: 60

約数和(自身を含む): 212040

約数和(自身を除く): 137560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5320, 7448, 9310, 10640, 14896, 18620, 37240, 74480]

約数ペア:

[(1, 74480), (2, 37240), (4, 18620), (5, 14896), (7, 10640), (8, 9310), (10, 7448), (14, 5320), (16, 4655), (19, 3920), (20, 3724), (28, 2660), (35, 2128), (38, 1960), (40, 1862), (49, 1520), (56, 1330), (70, 1064), (76, 980), (80, 931), (95, 784), (98, 760), (112, 665), (133, 560), (140, 532), (152, 490), (190, 392), (196, 380), (245, 304), (266, 280)]