1121620865720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{220791509}}^1$

素因数の和:220791647

約数の個数: 32

約数和(自身を含む): 2543518195200

約数和(自身を除く): 1421897329480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 220791509, 441583018, 883166036, 1103957545, 1766332072, 2207915090, 4415830180, 8831660360, 28040521643, 56081043286, 112162086572, 140202608215, 224324173144, 280405216430, 560810432860, 1121620865720]

約数ペア:

[(1, 1121620865720), (2, 560810432860), (4, 280405216430), (5, 224324173144), (8, 140202608215), (10, 112162086572), (20, 56081043286), (40, 28040521643), (127, 8831660360), (254, 4415830180), (508, 2207915090), (635, 1766332072), (1016, 1103957545), (1270, 883166036), (2540, 441583018), (5080, 220791509)]