7131119660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{572321}}^1$

素因数の和:572426

約数の個数: 48

約数和(自身を含む): 17307017280

約数和(自身を除く): 10175897620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 572321, 1144642, 2289284, 2861605, 4006247, 5723210, 8012494, 11446420, 16024988, 20031235, 40062470, 50936569, 80124940, 101873138, 203746276, 254682845, 356555983, 509365690, 713111966, 1018731380, 1426223932, 1782779915, 3565559830, 7131119660]

約数ペア:

[(1, 7131119660), (2, 3565559830), (4, 1782779915), (5, 1426223932), (7, 1018731380), (10, 713111966), (14, 509365690), (20, 356555983), (28, 254682845), (35, 203746276), (70, 101873138), (89, 80124940), (140, 50936569), (178, 40062470), (356, 20031235), (445, 16024988), (623, 11446420), (890, 8012494), (1246, 5723210), (1780, 4006247), (2492, 2861605), (3115, 2289284), (6230, 1144642), (12460, 572321)]