1018780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 2580480

約数和(自身を除く): 1561700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 383, 532, 665, 766, 1330, 1532, 1915, 2660, 2681, 3830, 5362, 7277, 7660, 10724, 13405, 14554, 26810, 29108, 36385, 50939, 53620, 72770, 101878, 145540, 203756, 254695, 509390, 1018780]

約数ペア:

[(1, 1018780), (2, 509390), (4, 254695), (5, 203756), (7, 145540), (10, 101878), (14, 72770), (19, 53620), (20, 50939), (28, 36385), (35, 29108), (38, 26810), (70, 14554), (76, 13405), (95, 10724), (133, 7660), (140, 7277), (190, 5362), (266, 3830), (380, 2681), (383, 2660), (532, 1915), (665, 1532), (766, 1330)]