47061640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 109330560

約数和(自身を除く): 62268920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 73, 142, 146, 227, 284, 292, 355, 365, 454, 568, 584, 710, 730, 908, 1135, 1420, 1460, 1816, 2270, 2840, 2920, 4540, 5183, 9080, 10366, 16117, 16571, 20732, 25915, 32234, 33142, 41464, 51830, 64468, 66284, 80585, 82855, 103660, 128936, 132568, 161170, 165710, 207320, 322340, 331420, 644680, 662840, 1176541, 2353082, 4706164, 5882705, 9412328, 11765410, 23530820, 47061640]

約数ペア:

[(1, 47061640), (2, 23530820), (4, 11765410), (5, 9412328), (8, 5882705), (10, 4706164), (20, 2353082), (40, 1176541), (71, 662840), (73, 644680), (142, 331420), (146, 322340), (227, 207320), (284, 165710), (292, 161170), (355, 132568), (365, 128936), (454, 103660), (568, 82855), (584, 80585), (710, 66284), (730, 64468), (908, 51830), (1135, 41464), (1420, 33142), (1460, 32234), (1816, 25915), (2270, 20732), (2840, 16571), (2920, 16117), (4540, 10366), (5183, 9080)]