29944880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{7639}}^1$

素因数の和:7666

約数の個数: 60

約数和(自身を含む): 80999280

約数和(自身を除く): 51054400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 7639, 15278, 30556, 38195, 53473, 61112, 76390, 106946, 122224, 152780, 213892, 267365, 305560, 374311, 427784, 534730, 611120, 748622, 855568, 1069460, 1497244, 1871555, 2138920, 2994488, 3743110, 4277840, 5988976, 7486220, 14972440, 29944880]

約数ペア:

[(1, 29944880), (2, 14972440), (4, 7486220), (5, 5988976), (7, 4277840), (8, 3743110), (10, 2994488), (14, 2138920), (16, 1871555), (20, 1497244), (28, 1069460), (35, 855568), (40, 748622), (49, 611120), (56, 534730), (70, 427784), (80, 374311), (98, 305560), (112, 267365), (140, 213892), (196, 152780), (245, 122224), (280, 106946), (392, 76390), (490, 61112), (560, 53473), (784, 38195), (980, 30556), (1960, 15278), (3920, 7639)]