202475420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18307}}^1$

素因数の和:18402

約数の個数: 48

約数和(自身を含む): 492119040

約数和(自身を除く): 289643620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 18307, 36614, 73228, 91535, 128149, 183070, 256298, 366140, 512596, 640745, 1281490, 1446253, 2562980, 2892506, 5785012, 7231265, 10123771, 14462530, 20247542, 28925060, 40495084, 50618855, 101237710, 202475420]

約数ペア:

[(1, 202475420), (2, 101237710), (4, 50618855), (5, 40495084), (7, 28925060), (10, 20247542), (14, 14462530), (20, 10123771), (28, 7231265), (35, 5785012), (70, 2892506), (79, 2562980), (140, 1446253), (158, 1281490), (316, 640745), (395, 512596), (553, 366140), (790, 256298), (1106, 183070), (1580, 128149), (2212, 91535), (2765, 73228), (5530, 36614), (11060, 18307)]