8187860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 10560940

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 743, 1102, 1486, 2204, 2755, 2972, 3715, 5510, 7430, 11020, 14117, 14860, 21547, 28234, 43094, 56468, 70585, 86188, 107735, 141170, 215470, 282340, 409393, 430940, 818786, 1637572, 2046965, 4093930, 8187860]

約数ペア:

[(1, 8187860), (2, 4093930), (4, 2046965), (5, 1637572), (10, 818786), (19, 430940), (20, 409393), (29, 282340), (38, 215470), (58, 141170), (76, 107735), (95, 86188), (116, 70585), (145, 56468), (190, 43094), (290, 28234), (380, 21547), (551, 14860), (580, 14117), (743, 11020), (1102, 7430), (1486, 5510), (2204, 3715), (2755, 2972)]