2019285090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{171271}}^1$

素因数の和:171415

約数の個数: 48

約数和(自身を含む): 5290249536

約数和(自身を除く): 3270964446

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 3930, 5895, 11790, 171271, 342542, 513813, 856355, 1027626, 1541439, 1712710, 2569065, 3082878, 5138130, 7707195, 15414390, 22436501, 44873002, 67309503, 112182505, 134619006, 201928509, 224365010, 336547515, 403857018, 673095030, 1009642545, 2019285090]

約数ペア:

[(1, 2019285090), (2, 1009642545), (3, 673095030), (5, 403857018), (6, 336547515), (9, 224365010), (10, 201928509), (15, 134619006), (18, 112182505), (30, 67309503), (45, 44873002), (90, 22436501), (131, 15414390), (262, 7707195), (393, 5138130), (655, 3082878), (786, 2569065), (1179, 1712710), (1310, 1541439), (1965, 1027626), (2358, 856355), (3930, 513813), (5895, 342542), (11790, 171271)]