30870880

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3163}}^1$

素因数の和:3239

約数の個数: 48

約数和(自身を含む): 74151504

約数和(自身を除く): 43280624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 3163, 4880, 6326, 9760, 12652, 15815, 25304, 31630, 50608, 63260, 101216, 126520, 192943, 253040, 385886, 506080, 771772, 964715, 1543544, 1929430, 3087088, 3858860, 6174176, 7717720, 15435440, 30870880]

約数ペア:

[(1, 30870880), (2, 15435440), (4, 7717720), (5, 6174176), (8, 3858860), (10, 3087088), (16, 1929430), (20, 1543544), (32, 964715), (40, 771772), (61, 506080), (80, 385886), (122, 253040), (160, 192943), (244, 126520), (305, 101216), (488, 63260), (610, 50608), (976, 31630), (1220, 25304), (1952, 15815), (2440, 12652), (3163, 9760), (4880, 6326)]