20124390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4691}}^1$

素因数の和:4725

約数の個数: 64

約数和(自身を含む): 56754432

約数和(自身を除く): 36630042

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 4691, 9382, 14073, 23455, 28146, 46910, 51601, 60983, 70365, 103202, 121966, 140730, 154803, 182949, 258005, 304915, 309606, 365898, 516010, 609830, 670813, 774015, 914745, 1341626, 1548030, 1829490, 2012439, 3354065, 4024878, 6708130, 10062195, 20124390]

約数ペア:

[(1, 20124390), (2, 10062195), (3, 6708130), (5, 4024878), (6, 3354065), (10, 2012439), (11, 1829490), (13, 1548030), (15, 1341626), (22, 914745), (26, 774015), (30, 670813), (33, 609830), (39, 516010), (55, 365898), (65, 309606), (66, 304915), (78, 258005), (110, 182949), (130, 154803), (143, 140730), (165, 121966), (195, 103202), (286, 70365), (330, 60983), (390, 51601), (429, 46910), (715, 28146), (858, 23455), (1430, 14073), (2145, 9382), (4290, 4691)]