20355210070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{42863}}^1$

素因数の和:43177

約数の個数: 48

約数和(自身を含む): 39816712512

約数和(自身を除く): 19461502442

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 281, 338, 562, 845, 1405, 1690, 2810, 3653, 7306, 18265, 36530, 42863, 47489, 85726, 94978, 214315, 237445, 428630, 474890, 557219, 1114438, 2786095, 5572190, 7243847, 12044503, 14487694, 24089006, 36219235, 60222515, 72438470, 120445030, 156578539, 313157078, 782892695, 1565785390, 2035521007, 4071042014, 10177605035, 20355210070]

約数ペア:

[(1, 20355210070), (2, 10177605035), (5, 4071042014), (10, 2035521007), (13, 1565785390), (26, 782892695), (65, 313157078), (130, 156578539), (169, 120445030), (281, 72438470), (338, 60222515), (562, 36219235), (845, 24089006), (1405, 14487694), (1690, 12044503), (2810, 7243847), (3653, 5572190), (7306, 2786095), (18265, 1114438), (36530, 557219), (42863, 474890), (47489, 428630), (85726, 237445), (94978, 214315)]