2016990040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{10399}}^1$

素因数の和:10796

約数の個数: 64

約数和(自身を含む): 4900896000

約数和(自身を除く): 2883905960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 373, 520, 746, 1492, 1865, 2984, 3730, 4849, 7460, 9698, 10399, 14920, 19396, 20798, 24245, 38792, 41596, 48490, 51995, 83192, 96980, 103990, 135187, 193960, 207980, 270374, 415960, 540748, 675935, 1081496, 1351870, 2703740, 3878827, 5407480, 7757654, 15515308, 19394135, 31030616, 38788270, 50424751, 77576540, 100849502, 155153080, 201699004, 252123755, 403398008, 504247510, 1008495020, 2016990040]

約数ペア:

[(1, 2016990040), (2, 1008495020), (4, 504247510), (5, 403398008), (8, 252123755), (10, 201699004), (13, 155153080), (20, 100849502), (26, 77576540), (40, 50424751), (52, 38788270), (65, 31030616), (104, 19394135), (130, 15515308), (260, 7757654), (373, 5407480), (520, 3878827), (746, 2703740), (1492, 1351870), (1865, 1081496), (2984, 675935), (3730, 540748), (4849, 415960), (7460, 270374), (9698, 207980), (10399, 193960), (14920, 135187), (19396, 103990), (20798, 96980), (24245, 83192), (38792, 51995), (41596, 48490)]