2591260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 6322176

約数和(自身を除く): 3730916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 223, 332, 415, 446, 581, 830, 892, 1115, 1162, 1561, 1660, 2230, 2324, 2905, 3122, 4460, 5810, 6244, 7805, 11620, 15610, 18509, 31220, 37018, 74036, 92545, 129563, 185090, 259126, 370180, 518252, 647815, 1295630, 2591260]

約数ペア:

[(1, 2591260), (2, 1295630), (4, 647815), (5, 518252), (7, 370180), (10, 259126), (14, 185090), (20, 129563), (28, 92545), (35, 74036), (70, 37018), (83, 31220), (140, 18509), (166, 15610), (223, 11620), (332, 7805), (415, 6244), (446, 5810), (581, 4460), (830, 3122), (892, 2905), (1115, 2324), (1162, 2230), (1561, 1660)]