4277840

素因数分解:

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

素因数の和:7659

約数の個数: 40

約数和(自身を含む): 11368320

約数和(自身を除く): 7090480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 7639, 15278, 30556, 38195, 53473, 61112, 76390, 106946, 122224, 152780, 213892, 267365, 305560, 427784, 534730, 611120, 855568, 1069460, 2138920, 4277840]

約数ペア:

[(1, 4277840), (2, 2138920), (4, 1069460), (5, 855568), (7, 611120), (8, 534730), (10, 427784), (14, 305560), (16, 267365), (20, 213892), (28, 152780), (35, 122224), (40, 106946), (56, 76390), (70, 61112), (80, 53473), (112, 38195), (140, 30556), (280, 15278), (560, 7639)]