20804956260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{240631}}^1$

素因数の和:240785

約数の個数: 96

約数和(自身を含む): 64035062784

約数和(自身を除く): 43230106524

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 262, 330, 393, 524, 655, 660, 786, 1310, 1441, 1572, 1965, 2620, 2882, 3930, 4323, 5764, 7205, 7860, 8646, 14410, 17292, 21615, 28820, 43230, 86460, 240631, 481262, 721893, 962524, 1203155, 1443786, 2406310, 2646941, 2887572, 3609465, 4812620, 5293882, 7218930, 7940823, 10587764, 13234705, 14437860, 15881646, 26469410, 31522661, 31763292, 39704115, 52938820, 63045322, 79408230, 94567983, 126090644, 157613305, 158816460, 189135966, 315226610, 346749271, 378271932, 472839915, 630453220, 693498542, 945679830, 1040247813, 1386997084, 1733746355, 1891359660, 2080495626, 3467492710, 4160991252, 5201239065, 6934985420, 10402478130, 20804956260]

約数ペア:

[(1, 20804956260), (2, 10402478130), (3, 6934985420), (4, 5201239065), (5, 4160991252), (6, 3467492710), (10, 2080495626), (11, 1891359660), (12, 1733746355), (15, 1386997084), (20, 1040247813), (22, 945679830), (30, 693498542), (33, 630453220), (44, 472839915), (55, 378271932), (60, 346749271), (66, 315226610), (110, 189135966), (131, 158816460), (132, 157613305), (165, 126090644), (220, 94567983), (262, 79408230), (330, 63045322), (393, 52938820), (524, 39704115), (655, 31763292), (660, 31522661), (786, 26469410), (1310, 15881646), (1441, 14437860), (1572, 13234705), (1965, 10587764), (2620, 7940823), (2882, 7218930), (3930, 5293882), (4323, 4812620), (5764, 3609465), (7205, 2887572), (7860, 2646941), (8646, 2406310), (14410, 1443786), (17292, 1203155), (21615, 962524), (28820, 721893), (43230, 481262), (86460, 240631)]