19021280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6257}}^1$

素因数の和:6291

約数の個数: 48

約数和(自身を含む): 47310480

約数和(自身を除く): 28289200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6257, 12514, 25028, 31285, 50056, 62570, 100112, 118883, 125140, 200224, 237766, 250280, 475532, 500560, 594415, 951064, 1001120, 1188830, 1902128, 2377660, 3804256, 4755320, 9510640, 19021280]

約数ペア:

[(1, 19021280), (2, 9510640), (4, 4755320), (5, 3804256), (8, 2377660), (10, 1902128), (16, 1188830), (19, 1001120), (20, 951064), (32, 594415), (38, 500560), (40, 475532), (76, 250280), (80, 237766), (95, 200224), (152, 125140), (160, 118883), (190, 100112), (304, 62570), (380, 50056), (608, 31285), (760, 25028), (1520, 12514), (3040, 6257)]