13380320

素因数分解:

$2^5\times 5^1\times {\mathrm{241}}^1\times {\mathrm{347}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 31833648

約数和(自身を除く): 18453328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 241, 347, 482, 694, 964, 1205, 1388, 1735, 1928, 2410, 2776, 3470, 3856, 4820, 5552, 6940, 7712, 9640, 11104, 13880, 19280, 27760, 38560, 55520, 83627, 167254, 334508, 418135, 669016, 836270, 1338032, 1672540, 2676064, 3345080, 6690160, 13380320]

約数ペア:

[(1, 13380320), (2, 6690160), (4, 3345080), (5, 2676064), (8, 1672540), (10, 1338032), (16, 836270), (20, 669016), (32, 418135), (40, 334508), (80, 167254), (160, 83627), (241, 55520), (347, 38560), (482, 27760), (694, 19280), (964, 13880), (1205, 11104), (1388, 9640), (1735, 7712), (1928, 6940), (2410, 5552), (2776, 4820), (3470, 3856)]