640909488

素因数分解:

$2^4\times 3^1\times {\mathrm{373}}^1\times {\mathrm{35797}}^1$

素因数の和:36181

約数の個数: 40

約数和(自身を含む): 1660168048

約数和(自身を除く): 1019258560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 373, 746, 1119, 1492, 2238, 2984, 4476, 5968, 8952, 17904, 35797, 71594, 107391, 143188, 214782, 286376, 429564, 572752, 859128, 1718256, 13352281, 26704562, 40056843, 53409124, 80113686, 106818248, 160227372, 213636496, 320454744, 640909488]

約数ペア:

[(1, 640909488), (2, 320454744), (3, 213636496), (4, 160227372), (6, 106818248), (8, 80113686), (12, 53409124), (16, 40056843), (24, 26704562), (48, 13352281), (373, 1718256), (746, 859128), (1119, 572752), (1492, 429564), (2238, 286376), (2984, 214782), (4476, 143188), (5968, 107391), (8952, 71594), (17904, 35797)]