20512163360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1\times {\mathrm{5107}}^1$

素因数の和:7066

約数の個数: 96

約数和(自身を含む): 52224927552

約数和(自身を除く): 31712764192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1931, 2080, 3862, 5107, 7724, 9655, 10214, 15448, 19310, 20428, 25103, 25535, 30896, 38620, 40856, 50206, 51070, 61792, 66391, 77240, 81712, 100412, 102140, 125515, 132782, 154480, 163424, 200824, 204280, 251030, 265564, 308960, 331955, 401648, 408560, 502060, 531128, 663910, 803296, 817120, 1004120, 1062256, 1327820, 2008240, 2124512, 2655640, 4016480, 5311280, 9861617, 10622560, 19723234, 39446468, 49308085, 78892936, 98616170, 128201021, 157785872, 197232340, 256402042, 315571744, 394464680, 512804084, 641005105, 788929360, 1025608168, 1282010210, 1577858720, 2051216336, 2564020420, 4102432672, 5128040840, 10256081680, 20512163360]

約数ペア:

[(1, 20512163360), (2, 10256081680), (4, 5128040840), (5, 4102432672), (8, 2564020420), (10, 2051216336), (13, 1577858720), (16, 1282010210), (20, 1025608168), (26, 788929360), (32, 641005105), (40, 512804084), (52, 394464680), (65, 315571744), (80, 256402042), (104, 197232340), (130, 157785872), (160, 128201021), (208, 98616170), (260, 78892936), (416, 49308085), (520, 39446468), (1040, 19723234), (1931, 10622560), (2080, 9861617), (3862, 5311280), (5107, 4016480), (7724, 2655640), (9655, 2124512), (10214, 2008240), (15448, 1327820), (19310, 1062256), (20428, 1004120), (25103, 817120), (25535, 803296), (30896, 663910), (38620, 531128), (40856, 502060), (50206, 408560), (51070, 401648), (61792, 331955), (66391, 308960), (77240, 265564), (81712, 251030), (100412, 204280), (102140, 200824), (125515, 163424), (132782, 154480)]