28877910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1747}}^1$

素因数の和:1805

約数の個数: 64

約数和(自身を含む): 75513600

約数和(自身を除く): 46635690

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 87, 95, 114, 145, 174, 190, 285, 290, 435, 551, 570, 870, 1102, 1653, 1747, 2755, 3306, 3494, 5241, 5510, 8265, 8735, 10482, 16530, 17470, 26205, 33193, 50663, 52410, 66386, 99579, 101326, 151989, 165965, 199158, 253315, 303978, 331930, 497895, 506630, 759945, 962597, 995790, 1519890, 1925194, 2887791, 4812985, 5775582, 9625970, 14438955, 28877910]

約数ペア:

[(1, 28877910), (2, 14438955), (3, 9625970), (5, 5775582), (6, 4812985), (10, 2887791), (15, 1925194), (19, 1519890), (29, 995790), (30, 962597), (38, 759945), (57, 506630), (58, 497895), (87, 331930), (95, 303978), (114, 253315), (145, 199158), (174, 165965), (190, 151989), (285, 101326), (290, 99579), (435, 66386), (551, 52410), (570, 50663), (870, 33193), (1102, 26205), (1653, 17470), (1747, 16530), (2755, 10482), (3306, 8735), (3494, 8265), (5241, 5510)]