407855320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{2297}}^1$

素因数の和:2524

約数の個数: 64

約数和(自身を含む): 962953920

約数和(自身を除く): 555098600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 193, 230, 386, 460, 772, 920, 965, 1544, 1930, 2297, 3860, 4439, 4594, 7720, 8878, 9188, 11485, 17756, 18376, 22195, 22970, 35512, 44390, 45940, 52831, 88780, 91880, 105662, 177560, 211324, 264155, 422648, 443321, 528310, 886642, 1056620, 1773284, 2113240, 2216605, 3546568, 4433210, 8866420, 10196383, 17732840, 20392766, 40785532, 50981915, 81571064, 101963830, 203927660, 407855320]

約数ペア:

[(1, 407855320), (2, 203927660), (4, 101963830), (5, 81571064), (8, 50981915), (10, 40785532), (20, 20392766), (23, 17732840), (40, 10196383), (46, 8866420), (92, 4433210), (115, 3546568), (184, 2216605), (193, 2113240), (230, 1773284), (386, 1056620), (460, 886642), (772, 528310), (920, 443321), (965, 422648), (1544, 264155), (1930, 211324), (2297, 177560), (3860, 105662), (4439, 91880), (4594, 88780), (7720, 52831), (8878, 45940), (9188, 44390), (11485, 35512), (17756, 22970), (18376, 22195)]