28942860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4973}}^1$

素因数の和:5082

約数の個数: 48

約数和(自身を含む): 81891936

約数和(自身を除く): 52949076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4973, 5820, 9946, 14919, 19892, 24865, 29838, 49730, 59676, 74595, 99460, 149190, 298380, 482381, 964762, 1447143, 1929524, 2411905, 2894286, 4823810, 5788572, 7235715, 9647620, 14471430, 28942860]

約数ペア:

[(1, 28942860), (2, 14471430), (3, 9647620), (4, 7235715), (5, 5788572), (6, 4823810), (10, 2894286), (12, 2411905), (15, 1929524), (20, 1447143), (30, 964762), (60, 482381), (97, 298380), (194, 149190), (291, 99460), (388, 74595), (485, 59676), (582, 49730), (970, 29838), (1164, 24865), (1455, 19892), (1940, 14919), (2910, 9946), (4973, 5820)]