490345144

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{2383}}^1$

素因数の和:2512

約数の個数: 48

約数和(自身を含む): 988048800

約数和(自身を除く): 497703656

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 289, 356, 578, 712, 1156, 1513, 2312, 2383, 3026, 4766, 6052, 9532, 12104, 19064, 25721, 40511, 51442, 81022, 102884, 162044, 205768, 212087, 324088, 424174, 688687, 848348, 1377374, 1696696, 2754748, 3605479, 5509496, 7210958, 14421916, 28843832, 61293143, 122586286, 245172572, 490345144]

約数ペア:

[(1, 490345144), (2, 245172572), (4, 122586286), (8, 61293143), (17, 28843832), (34, 14421916), (68, 7210958), (89, 5509496), (136, 3605479), (178, 2754748), (289, 1696696), (356, 1377374), (578, 848348), (712, 688687), (1156, 424174), (1513, 324088), (2312, 212087), (2383, 205768), (3026, 162044), (4766, 102884), (6052, 81022), (9532, 51442), (12104, 40511), (19064, 25721)]