390794792

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{11279}}^1$

素因数の和:11417

約数の個数: 32

約数和(自身を含む): 755308800

約数和(自身を除く): 364514008

約数列:

[1, 2, 4, 8, 61, 71, 122, 142, 244, 284, 488, 568, 4331, 8662, 11279, 17324, 22558, 34648, 45116, 90232, 688019, 800809, 1376038, 1601618, 2752076, 3203236, 5504152, 6406472, 48849349, 97698698, 195397396, 390794792]

約数ペア:

[(1, 390794792), (2, 195397396), (4, 97698698), (8, 48849349), (61, 6406472), (71, 5504152), (122, 3203236), (142, 2752076), (244, 1601618), (284, 1376038), (488, 800809), (568, 688019), (4331, 90232), (8662, 45116), (11279, 34648), (17324, 22558)]