12955494440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2689}}^1\times {\mathrm{17207}}^1$

素因数の和:19914

約数の個数: 64

約数和(自身を含む): 33328454400

約数和(自身を除く): 20372959960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2689, 5378, 10756, 13445, 17207, 18823, 21512, 26890, 34414, 37646, 53780, 68828, 75292, 86035, 94115, 107560, 120449, 137656, 150584, 172070, 188230, 240898, 344140, 376460, 481796, 602245, 688280, 752920, 963592, 1204490, 2408980, 4817960, 46269623, 92539246, 185078492, 231348115, 323887361, 370156984, 462696230, 647774722, 925392460, 1295549444, 1619436805, 1850784920, 2591098888, 3238873610, 6477747220, 12955494440]

約数ペア:

[(1, 12955494440), (2, 6477747220), (4, 3238873610), (5, 2591098888), (7, 1850784920), (8, 1619436805), (10, 1295549444), (14, 925392460), (20, 647774722), (28, 462696230), (35, 370156984), (40, 323887361), (56, 231348115), (70, 185078492), (140, 92539246), (280, 46269623), (2689, 4817960), (5378, 2408980), (10756, 1204490), (13445, 963592), (17207, 752920), (18823, 688280), (21512, 602245), (26890, 481796), (34414, 376460), (37646, 344140), (53780, 240898), (68828, 188230), (75292, 172070), (86035, 150584), (94115, 137656), (107560, 120449)]