15136540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 34060320

約数和(自身を除く): 18923780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 653, 1159, 1220, 1306, 2318, 2612, 3265, 4636, 5795, 6530, 11590, 12407, 13060, 23180, 24814, 39833, 49628, 62035, 79666, 124070, 159332, 199165, 248140, 398330, 756827, 796660, 1513654, 3027308, 3784135, 7568270, 15136540]

約数ペア:

[(1, 15136540), (2, 7568270), (4, 3784135), (5, 3027308), (10, 1513654), (19, 796660), (20, 756827), (38, 398330), (61, 248140), (76, 199165), (95, 159332), (122, 124070), (190, 79666), (244, 62035), (305, 49628), (380, 39833), (610, 24814), (653, 23180), (1159, 13060), (1220, 12407), (1306, 11590), (2318, 6530), (2612, 5795), (3265, 4636)]