1213440080

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{182747}}^1$

素因数の和:182843

約数の個数: 40

約数和(自身を含む): 2855254752

約数和(自身を除く): 1641814672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 182747, 365494, 730988, 913735, 1461976, 1827470, 2923952, 3654940, 7309880, 14619760, 15168001, 30336002, 60672004, 75840005, 121344008, 151680010, 242688016, 303360020, 606720040, 1213440080]

約数ペア:

[(1, 1213440080), (2, 606720040), (4, 303360020), (5, 242688016), (8, 151680010), (10, 121344008), (16, 75840005), (20, 60672004), (40, 30336002), (80, 15168001), (83, 14619760), (166, 7309880), (332, 3654940), (415, 2923952), (664, 1827470), (830, 1461976), (1328, 913735), (1660, 730988), (3320, 365494), (6640, 182747)]