19778030040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1297771}}^1$

素因数の和:1297912

約数の個数: 64

約数和(自身を含む): 59801333760

約数和(自身を除く): 40023303720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2540, 3048, 3810, 5080, 7620, 15240, 1297771, 2595542, 3893313, 5191084, 6488855, 7786626, 10382168, 12977710, 15573252, 19466565, 25955420, 31146504, 38933130, 51910840, 77866260, 155732520, 164816917, 329633834, 494450751, 659267668, 824084585, 988901502, 1318535336, 1648169170, 1977803004, 2472253755, 3296338340, 3955606008, 4944507510, 6592676680, 9889015020, 19778030040]

約数ペア:

[(1, 19778030040), (2, 9889015020), (3, 6592676680), (4, 4944507510), (5, 3955606008), (6, 3296338340), (8, 2472253755), (10, 1977803004), (12, 1648169170), (15, 1318535336), (20, 988901502), (24, 824084585), (30, 659267668), (40, 494450751), (60, 329633834), (120, 164816917), (127, 155732520), (254, 77866260), (381, 51910840), (508, 38933130), (635, 31146504), (762, 25955420), (1016, 19466565), (1270, 15573252), (1524, 12977710), (1905, 10382168), (2540, 7786626), (3048, 6488855), (3810, 5191084), (5080, 3893313), (7620, 2595542), (15240, 1297771)]