5270440

素因数分解:

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

素因数の和:2714

約数の個数: 48

約数和(自身を含む): 13799700

約数和(自身を除く): 8529260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2689, 5378, 10756, 13445, 18823, 21512, 26890, 37646, 53780, 75292, 94115, 107560, 131761, 150584, 188230, 263522, 376460, 527044, 658805, 752920, 1054088, 1317610, 2635220, 5270440]

約数ペア:

[(1, 5270440), (2, 2635220), (4, 1317610), (5, 1054088), (7, 752920), (8, 658805), (10, 527044), (14, 376460), (20, 263522), (28, 188230), (35, 150584), (40, 131761), (49, 107560), (56, 94115), (70, 75292), (98, 53780), (140, 37646), (196, 26890), (245, 21512), (280, 18823), (392, 13445), (490, 10756), (980, 5378), (1960, 2689)]