551435920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{984707}}^1$

素因数の和:984727

約数の個数: 40

約数和(自身を含む): 1465245504

約数和(自身を除く): 913809584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 984707, 1969414, 3938828, 4923535, 6892949, 7877656, 9847070, 13785898, 15755312, 19694140, 27571796, 34464745, 39388280, 55143592, 68929490, 78776560, 110287184, 137858980, 275717960, 551435920]

約数ペア:

[(1, 551435920), (2, 275717960), (4, 137858980), (5, 110287184), (7, 78776560), (8, 68929490), (10, 55143592), (14, 39388280), (16, 34464745), (20, 27571796), (28, 19694140), (35, 15755312), (40, 13785898), (56, 9847070), (70, 7877656), (80, 6892949), (112, 4923535), (140, 3938828), (280, 1969414), (560, 984707)]