20560763600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3953993}}^1$

素因数の和:3954024

約数の個数: 60

約数和(自身を含む): 53197035276

約数和(自身を除く): 32636271676

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 3953993, 7907986, 15815972, 19769965, 31631944, 39539930, 51401909, 63263888, 79079860, 98849825, 102803818, 158159720, 197699650, 205607636, 257009545, 316319440, 395399300, 411215272, 514019090, 790798600, 822430544, 1028038180, 1285047725, 1581597200, 2056076360, 2570095450, 4112152720, 5140190900, 10280381800, 20560763600]

約数ペア:

[(1, 20560763600), (2, 10280381800), (4, 5140190900), (5, 4112152720), (8, 2570095450), (10, 2056076360), (13, 1581597200), (16, 1285047725), (20, 1028038180), (25, 822430544), (26, 790798600), (40, 514019090), (50, 411215272), (52, 395399300), (65, 316319440), (80, 257009545), (100, 205607636), (104, 197699650), (130, 158159720), (200, 102803818), (208, 98849825), (260, 79079860), (325, 63263888), (400, 51401909), (520, 39539930), (650, 31631944), (1040, 19769965), (1300, 15815972), (2600, 7907986), (5200, 3953993)]